Home / 11,780,414.42-17,652,587.18-7,927,983.95

Finding the Fourth Proportional to 11,780,414.42, 17,652,587.18 and 7,927,983.95

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Solution

The fourth proportional to 11,780,414.42, 17,652,587.18 and 7,927,983.95 is: 11,879,839.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780,414.42 : 17,652,587.18 = 7,927,983.95 : x
  2. Step 2: Convert to fraction form
    11,780,414.42/17,652,587.18 = 7,927,983.95/x
  3. Step 3: Cross multiply
    11,780,414.42x = 17,652,587.18 × 7,927,983.95
  4. Step 4: Simplify right side
    11,780,414.42x = 139,949,427,711,112.92
  5. Step 5: Solve for x
    x = 139,949,427,711,112.92/11,780,414.42
  6. Step 6: Final answer
    x = 11,879,839.09

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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.