Home / 15,148,092.52-20,904,444.66-8,272,574.38

Finding the Fourth Proportional to 15,148,092.52, 20,904,444.66 and 8,272,574.38

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Solution

The fourth proportional to 15,148,092.52, 20,904,444.66 and 8,272,574.38 is: 11,416,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148,092.52 : 20,904,444.66 = 8,272,574.38 : x
  2. Step 2: Convert to fraction form
    15,148,092.52/20,904,444.66 = 8,272,574.38/x
  3. Step 3: Cross multiply
    15,148,092.52x = 20,904,444.66 × 8,272,574.38
  4. Step 4: Simplify right side
    15,148,092.52x = 172,933,573,322,443.81
  5. Step 5: Solve for x
    x = 172,933,573,322,443.81/15,148,092.52
  6. Step 6: Final answer
    x = 11,416,194.69

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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.