Home / 10,108,095.81-15,156,591.14-4,979,240.61

Finding the Fourth Proportional to 10,108,095.81, 15,156,591.14 and 4,979,240.61

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Solution

The fourth proportional to 10,108,095.81, 15,156,591.14 and 4,979,240.61 is: 7,466,125.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108,095.81 : 15,156,591.14 = 4,979,240.61 : x
  2. Step 2: Convert to fraction form
    10,108,095.81/15,156,591.14 = 4,979,240.61/x
  3. Step 3: Cross multiply
    10,108,095.81x = 15,156,591.14 × 4,979,240.61
  4. Step 4: Simplify right side
    10,108,095.81x = 75,468,314,069,065.08
  5. Step 5: Solve for x
    x = 75,468,314,069,065.08/10,108,095.81
  6. Step 6: Final answer
    x = 7,466,125.72

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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.