Home / 28,014,757.60-42,022,136.40-22,346,053.60

Finding the Fourth Proportional to 28,014,757.60, 42,022,136.40 and 22,346,053.60

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Solution

The fourth proportional to 28,014,757.60, 42,022,136.40 and 22,346,053.60 is: 33,519,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,014,757.60 : 42,022,136.40 = 22,346,053.60 : x
  2. Step 2: Convert to fraction form
    28,014,757.60/42,022,136.40 = 22,346,053.60/x
  3. Step 3: Cross multiply
    28,014,757.60x = 42,022,136.40 × 22,346,053.60
  4. Step 4: Simplify right side
    28,014,757.60x = 939,028,912,380,911.12
  5. Step 5: Solve for x
    x = 939,028,912,380,911.12/28,014,757.60
  6. Step 6: Final answer
    x = 33,519,080.40

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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.