Home / 28,014,780.23-42,022,170.35-22,346,076.23

Finding the Fourth Proportional to 28,014,780.23, 42,022,170.35 and 22,346,076.23

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Solution

The fourth proportional to 28,014,780.23, 42,022,170.35 and 22,346,076.23 is: 33,519,114.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,014,780.23 : 42,022,170.35 = 22,346,076.23 : x
  2. Step 2: Convert to fraction form
    28,014,780.23/42,022,170.35 = 22,346,076.23/x
  3. Step 3: Cross multiply
    28,014,780.23x = 42,022,170.35 × 22,346,076.23
  4. Step 4: Simplify right side
    28,014,780.23x = 939,030,621,991,145.88
  5. Step 5: Solve for x
    x = 939,030,621,991,145.88/28,014,780.23
  6. Step 6: Final answer
    x = 33,519,114.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.