Home / 56,381,535.20-84,564,008.40-15,996,101.60

Finding the Fourth Proportional to 56,381,535.20, 84,564,008.40 and 15,996,101.60

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Solution

The fourth proportional to 56,381,535.20, 84,564,008.40 and 15,996,101.60 is: 23,991,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,381,535.20 : 84,564,008.40 = 15,996,101.60 : x
  2. Step 2: Convert to fraction form
    56,381,535.20/84,564,008.40 = 15,996,101.60/x
  3. Step 3: Cross multiply
    56,381,535.20x = 84,564,008.40 × 15,996,101.60
  4. Step 4: Simplify right side
    56,381,535.20x = 1,352,694,470,069,653.50
  5. Step 5: Solve for x
    x = 1,352,694,470,069,653.50/56,381,535.20
  6. Step 6: Final answer
    x = 23,991,799.18

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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.