Home / 11,593,614.78-15,972,867.90-8,971,100.46

Finding the Fourth Proportional to 11,593,614.78, 15,972,867.90 and 8,971,100.46

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Solution

The fourth proportional to 11,593,614.78, 15,972,867.90 and 8,971,100.46 is: 12,359,751.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593,614.78 : 15,972,867.90 = 8,971,100.46 : x
  2. Step 2: Convert to fraction form
    11,593,614.78/15,972,867.90 = 8,971,100.46/x
  3. Step 3: Cross multiply
    11,593,614.78x = 15,972,867.90 × 8,971,100.46
  4. Step 4: Simplify right side
    11,593,614.78x = 143,294,202,565,209.25
  5. Step 5: Solve for x
    x = 143,294,202,565,209.25/11,593,614.78
  6. Step 6: Final answer
    x = 12,359,751.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.