Home / 10,111,177.20-15,167,600.91-3,287,595.45

Finding the Fourth Proportional to 10,111,177.20, 15,167,600.91 and 3,287,595.45

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Solution

The fourth proportional to 10,111,177.20, 15,167,600.91 and 3,287,595.45 is: 4,931,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,111,177.20 : 15,167,600.91 = 3,287,595.45 : x
  2. Step 2: Convert to fraction form
    10,111,177.20/15,167,600.91 = 3,287,595.45/x
  3. Step 3: Cross multiply
    10,111,177.20x = 15,167,600.91 × 3,287,595.45
  4. Step 4: Simplify right side
    10,111,177.20x = 49,864,935,739,131.86
  5. Step 5: Solve for x
    x = 49,864,935,739,131.86/10,111,177.20
  6. Step 6: Final answer
    x = 4,931,664.71

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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.