Home / 28,014,788.10-42,022,182.15-22,346,084.10

Finding the Fourth Proportional to 28,014,788.10, 42,022,182.15 and 22,346,084.10

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Solution

The fourth proportional to 28,014,788.10, 42,022,182.15 and 22,346,084.10 is: 33,519,126.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,014,788.10 : 42,022,182.15 = 22,346,084.10 : x
  2. Step 2: Convert to fraction form
    28,014,788.10/42,022,182.15 = 22,346,084.10/x
  3. Step 3: Cross multiply
    28,014,788.10x = 42,022,182.15 × 22,346,084.10
  4. Step 4: Simplify right side
    28,014,788.10x = 939,031,216,389,418.88
  5. Step 5: Solve for x
    x = 939,031,216,389,418.88/28,014,788.10
  6. Step 6: Final answer
    x = 33,519,126.15

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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.