Home / 12,541,138.76-18,814,868.28-3,565,690.76

Finding the Fourth Proportional to 12,541,138.76, 18,814,868.28 and 3,565,690.76

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Solution

The fourth proportional to 12,541,138.76, 18,814,868.28 and 3,565,690.76 is: 5,349,434.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,138.76 : 18,814,868.28 = 3,565,690.76 : x
  2. Step 2: Convert to fraction form
    12,541,138.76/18,814,868.28 = 3,565,690.76/x
  3. Step 3: Cross multiply
    12,541,138.76x = 18,814,868.28 × 3,565,690.76
  4. Step 4: Simplify right side
    12,541,138.76x = 67,088,001,882,538.75
  5. Step 5: Solve for x
    x = 67,088,001,882,538.75/12,541,138.76
  6. Step 6: Final answer
    x = 5,349,434.62

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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.