Home / 21,977,066.70-32,965,600.05-15,174,621.90

Finding the Fourth Proportional to 21,977,066.70, 32,965,600.05 and 15,174,621.90

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Solution

The fourth proportional to 21,977,066.70, 32,965,600.05 and 15,174,621.90 is: 22,761,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,977,066.70 : 32,965,600.05 = 15,174,621.90 : x
  2. Step 2: Convert to fraction form
    21,977,066.70/32,965,600.05 = 15,174,621.90/x
  3. Step 3: Cross multiply
    21,977,066.70x = 32,965,600.05 × 15,174,621.90
  4. Step 4: Simplify right side
    21,977,066.70x = 500,240,516,465,371.12
  5. Step 5: Solve for x
    x = 500,240,516,465,371.12/21,977,066.70
  6. Step 6: Final answer
    x = 22,761,932.85

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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.