Home / 25,591,438.78-38,387,158.30-8,552,111.72

Finding the Fourth Proportional to 25,591,438.78, 38,387,158.30 and 8,552,111.72

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Solution

The fourth proportional to 25,591,438.78, 38,387,158.30 and 8,552,111.72 is: 12,828,167.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,591,438.78 : 38,387,158.30 = 8,552,111.72 : x
  2. Step 2: Convert to fraction form
    25,591,438.78/38,387,158.30 = 8,552,111.72/x
  3. Step 3: Cross multiply
    25,591,438.78x = 38,387,158.30 × 8,552,111.72
  4. Step 4: Simplify right side
    25,591,438.78x = 328,291,266,394,925.25
  5. Step 5: Solve for x
    x = 328,291,266,394,925.25/25,591,438.78
  6. Step 6: Final answer
    x = 12,828,167.62

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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.