Home / 42,557,828.90-63,845,710.11-13,801,722.29

Finding the Fourth Proportional to 42,557,828.90, 63,845,710.11 and 13,801,722.29

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Solution

The fourth proportional to 42,557,828.90, 63,845,710.11 and 13,801,722.29 is: 20,705,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,557,828.90 : 63,845,710.11 = 13,801,722.29 : x
  2. Step 2: Convert to fraction form
    42,557,828.90/63,845,710.11 = 13,801,722.29/x
  3. Step 3: Cross multiply
    42,557,828.90x = 63,845,710.11 × 13,801,722.29
  4. Step 4: Simplify right side
    42,557,828.90x = 881,180,760,346,065.25
  5. Step 5: Solve for x
    x = 881,180,760,346,065.25/42,557,828.90
  6. Step 6: Final answer
    x = 20,705,491.40

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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.