Home / 42,557,825.39-63,845,704.85-13,801,718.79

Finding the Fourth Proportional to 42,557,825.39, 63,845,704.85 and 13,801,718.79

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Solution

The fourth proportional to 42,557,825.39, 63,845,704.85 and 13,801,718.79 is: 20,705,486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,557,825.39 : 63,845,704.85 = 13,801,718.79 : x
  2. Step 2: Convert to fraction form
    42,557,825.39/63,845,704.85 = 13,801,718.79/x
  3. Step 3: Cross multiply
    42,557,825.39x = 63,845,704.85 × 13,801,718.79
  4. Step 4: Simplify right side
    42,557,825.39x = 881,180,464,220,030.50
  5. Step 5: Solve for x
    x = 881,180,464,220,030.50/42,557,825.39
  6. Step 6: Final answer
    x = 20,705,486.15

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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.