Home / 42,522,708.62-63,793,365.28-13,771,750.52

Finding the Fourth Proportional to 42,522,708.62, 63,793,365.28 and 13,771,750.52

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Solution

The fourth proportional to 42,522,708.62, 63,793,365.28 and 13,771,750.52 is: 20,660,638.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,522,708.62 : 63,793,365.28 = 13,771,750.52 : x
  2. Step 2: Convert to fraction form
    42,522,708.62/63,793,365.28 = 13,771,750.52/x
  3. Step 3: Cross multiply
    42,522,708.62x = 63,793,365.28 × 13,771,750.52
  4. Step 4: Simplify right side
    42,522,708.62x = 878,546,311,592,444.12
  5. Step 5: Solve for x
    x = 878,546,311,592,444.12/42,522,708.62
  6. Step 6: Final answer
    x = 20,660,638.52

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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.