Home / 42,557,864.48-63,845,763.32-13,801,757.84

Finding the Fourth Proportional to 42,557,864.48, 63,845,763.32 and 13,801,757.84

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Solution

The fourth proportional to 42,557,864.48, 63,845,763.32 and 13,801,757.84 is: 20,705,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,557,864.48 : 63,845,763.32 = 13,801,757.84 : x
  2. Step 2: Convert to fraction form
    42,557,864.48/63,845,763.32 = 13,801,757.84/x
  3. Step 3: Cross multiply
    42,557,864.48x = 63,845,763.32 × 13,801,757.84
  4. Step 4: Simplify right side
    42,557,864.48x = 881,183,764,452,594.38
  5. Step 5: Solve for x
    x = 881,183,764,452,594.38/42,557,864.48
  6. Step 6: Final answer
    x = 20,705,544.68

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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.