Home / 16,128,681.60-24,193,022.40-15,581,251.20

Finding the Fourth Proportional to 16,128,681.60, 24,193,022.40 and 15,581,251.20

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Solution

The fourth proportional to 16,128,681.60, 24,193,022.40 and 15,581,251.20 is: 23,371,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,681.60 : 24,193,022.40 = 15,581,251.20 : x
  2. Step 2: Convert to fraction form
    16,128,681.60/24,193,022.40 = 15,581,251.20/x
  3. Step 3: Cross multiply
    16,128,681.60x = 24,193,022.40 × 15,581,251.20
  4. Step 4: Simplify right side
    16,128,681.60x = 376,957,559,301,626.81
  5. Step 5: Solve for x
    x = 376,957,559,301,626.81/16,128,681.60
  6. Step 6: Final answer
    x = 23,371,876.80

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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.