Home / 42,374,680.20-63,562,757.81-11,669,101.79

Finding the Fourth Proportional to 42,374,680.20, 63,562,757.81 and 11,669,101.79

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Solution

The fourth proportional to 42,374,680.20, 63,562,757.81 and 11,669,101.79 is: 17,503,855.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,374,680.20 : 63,562,757.81 = 11,669,101.79 : x
  2. Step 2: Convert to fraction form
    42,374,680.20/63,562,757.81 = 11,669,101.79/x
  3. Step 3: Cross multiply
    42,374,680.20x = 63,562,757.81 × 11,669,101.79
  4. Step 4: Simplify right side
    42,374,680.20x = 741,720,290,561,848.25
  5. Step 5: Solve for x
    x = 741,720,290,561,848.25/42,374,680.20
  6. Step 6: Final answer
    x = 17,503,855.77

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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.