Home / 25,632,327.15-38,443,591.78-7,681,431.15

Finding the Fourth Proportional to 25,632,327.15, 38,443,591.78 and 7,681,431.15

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Solution

The fourth proportional to 25,632,327.15, 38,443,591.78 and 7,681,431.15 is: 11,520,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632,327.15 : 38,443,591.78 = 7,681,431.15 : x
  2. Step 2: Convert to fraction form
    25,632,327.15/38,443,591.78 = 7,681,431.15/x
  3. Step 3: Cross multiply
    25,632,327.15x = 38,443,591.78 × 7,681,431.15
  4. Step 4: Simplify right side
    25,632,327.15x = 295,301,803,397,572.44
  5. Step 5: Solve for x
    x = 295,301,803,397,572.44/25,632,327.15
  6. Step 6: Final answer
    x = 11,520,678.62

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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.