Home / 42,557,802.40-63,845,670.27-13,801,695.73

Finding the Fourth Proportional to 42,557,802.40, 63,845,670.27 and 13,801,695.73

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Solution

The fourth proportional to 42,557,802.40, 63,845,670.27 and 13,801,695.73 is: 20,705,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,557,802.40 : 63,845,670.27 = 13,801,695.73 : x
  2. Step 2: Convert to fraction form
    42,557,802.40/63,845,670.27 = 13,801,695.73/x
  3. Step 3: Cross multiply
    42,557,802.40x = 63,845,670.27 × 13,801,695.73
  4. Step 4: Simplify right side
    42,557,802.40x = 881,178,514,744,447
  5. Step 5: Solve for x
    x = 881,178,514,744,447/42,557,802.40
  6. Step 6: Final answer
    x = 20,705,451.53

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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.