Home / 15,999,898.60-24,007,487.82-7,478,996.68

Finding the Fourth Proportional to 15,999,898.60, 24,007,487.82 and 7,478,996.68

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Solution

The fourth proportional to 15,999,898.60, 24,007,487.82 and 7,478,996.68 is: 11,222,066.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,999,898.60 : 24,007,487.82 = 7,478,996.68 : x
  2. Step 2: Convert to fraction form
    15,999,898.60/24,007,487.82 = 7,478,996.68/x
  3. Step 3: Cross multiply
    15,999,898.60x = 24,007,487.82 × 7,478,996.68
  4. Step 4: Simplify right side
    15,999,898.60x = 179,551,921,700,920.44
  5. Step 5: Solve for x
    x = 179,551,921,700,920.44/15,999,898.60
  6. Step 6: Final answer
    x = 11,222,066.23

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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.