Home / 15,360,932.10-23,041,398.15-13,819,753.20

Finding the Fourth Proportional to 15,360,932.10, 23,041,398.15 and 13,819,753.20

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Solution

The fourth proportional to 15,360,932.10, 23,041,398.15 and 13,819,753.20 is: 20,729,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360,932.10 : 23,041,398.15 = 13,819,753.20 : x
  2. Step 2: Convert to fraction form
    15,360,932.10/23,041,398.15 = 13,819,753.20/x
  3. Step 3: Cross multiply
    15,360,932.10x = 23,041,398.15 × 13,819,753.20
  4. Step 4: Simplify right side
    15,360,932.10x = 318,426,435,815,936.56
  5. Step 5: Solve for x
    x = 318,426,435,815,936.56/15,360,932.10
  6. Step 6: Final answer
    x = 20,729,629.80

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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.