Home / 8,785,460.94-12,123,366.15-4,917,948.30

Finding the Fourth Proportional to 8,785,460.94, 12,123,366.15 and 4,917,948.30

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Solution

The fourth proportional to 8,785,460.94, 12,123,366.15 and 4,917,948.30 is: 6,786,449.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785,460.94 : 12,123,366.15 = 4,917,948.30 : x
  2. Step 2: Convert to fraction form
    8,785,460.94/12,123,366.15 = 4,917,948.30/x
  3. Step 3: Cross multiply
    8,785,460.94x = 12,123,366.15 × 4,917,948.30
  4. Step 4: Simplify right side
    8,785,460.94x = 59,622,087,947,670.05
  5. Step 5: Solve for x
    x = 59,622,087,947,670.05/8,785,460.94
  6. Step 6: Final answer
    x = 6,786,449.61

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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.