Home / 42,126,042.60-63,063,092.70-39,634,612.20

Finding the Fourth Proportional to 42,126,042.60, 63,063,092.70 and 39,634,612.20

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Solution

The fourth proportional to 42,126,042.60, 63,063,092.70 and 39,634,612.20 is: 59,333,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,126,042.60 : 63,063,092.70 = 39,634,612.20 : x
  2. Step 2: Convert to fraction form
    42,126,042.60/63,063,092.70 = 39,634,612.20/x
  3. Step 3: Cross multiply
    42,126,042.60x = 63,063,092.70 × 39,634,612.20
  4. Step 4: Simplify right side
    42,126,042.60x = 2,499,481,223,297,151
  5. Step 5: Solve for x
    x = 2,499,481,223,297,151/42,126,042.60
  6. Step 6: Final answer
    x = 59,333,397.32

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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.