Home / 15,146,899.08-20,904,233.34-9,035,327.58

Finding the Fourth Proportional to 15,146,899.08, 20,904,233.34 and 9,035,327.58

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Solution

The fourth proportional to 15,146,899.08, 20,904,233.34 and 9,035,327.58 is: 12,469,654.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146,899.08 : 20,904,233.34 = 9,035,327.58 : x
  2. Step 2: Convert to fraction form
    15,146,899.08/20,904,233.34 = 9,035,327.58/x
  3. Step 3: Cross multiply
    15,146,899.08x = 20,904,233.34 × 9,035,327.58
  4. Step 4: Simplify right side
    15,146,899.08x = 188,876,596,035,657.53
  5. Step 5: Solve for x
    x = 188,876,596,035,657.53/15,146,899.08
  6. Step 6: Final answer
    x = 12,469,654.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.