Home / 42,053,107.77-63,079,241.27-13,299,248.25

Finding the Fourth Proportional to 42,053,107.77, 63,079,241.27 and 13,299,248.25

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Solution

The fourth proportional to 42,053,107.77, 63,079,241.27 and 13,299,248.25 is: 19,948,739.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,053,107.77 : 63,079,241.27 = 13,299,248.25 : x
  2. Step 2: Convert to fraction form
    42,053,107.77/63,079,241.27 = 13,299,248.25/x
  3. Step 3: Cross multiply
    42,053,107.77x = 63,079,241.27 × 13,299,248.25
  4. Step 4: Simplify right side
    42,053,107.77x = 838,906,489,004,879
  5. Step 5: Solve for x
    x = 838,906,489,004,879/42,053,107.77
  6. Step 6: Final answer
    x = 19,948,739.43

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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.