Home / 42,557,808.92-63,845,680.06-13,801,702.20

Finding the Fourth Proportional to 42,557,808.92, 63,845,680.06 and 13,801,702.20

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Solution

The fourth proportional to 42,557,808.92, 63,845,680.06 and 13,801,702.20 is: 20,705,461.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,557,808.92 : 63,845,680.06 = 13,801,702.20 : x
  2. Step 2: Convert to fraction form
    42,557,808.92/63,845,680.06 = 13,801,702.20/x
  3. Step 3: Cross multiply
    42,557,808.92x = 63,845,680.06 × 13,801,702.20
  4. Step 4: Simplify right side
    42,557,808.92x = 881,179,062,944,598.12
  5. Step 5: Solve for x
    x = 881,179,062,944,598.12/42,557,808.92
  6. Step 6: Final answer
    x = 20,705,461.24

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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.