Home / 15,580,926.92-21,502,792.37-8,611,454.55

Finding the Fourth Proportional to 15,580,926.92, 21,502,792.37 and 8,611,454.55

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Solution

The fourth proportional to 15,580,926.92, 21,502,792.37 and 8,611,454.55 is: 11,884,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580,926.92 : 21,502,792.37 = 8,611,454.55 : x
  2. Step 2: Convert to fraction form
    15,580,926.92/21,502,792.37 = 8,611,454.55/x
  3. Step 3: Cross multiply
    15,580,926.92x = 21,502,792.37 × 8,611,454.55
  4. Step 4: Simplify right side
    15,580,926.92x = 185,170,319,294,505.91
  5. Step 5: Solve for x
    x = 185,170,319,294,505.91/15,580,926.92
  6. Step 6: Final answer
    x = 11,884,422.55

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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.