Home / 8,917,875.90-12,306,257.51-5,050,425.20

Finding the Fourth Proportional to 8,917,875.90, 12,306,257.51 and 5,050,425.20

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Solution

The fourth proportional to 8,917,875.90, 12,306,257.51 and 5,050,425.20 is: 6,969,353.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,875.90 : 12,306,257.51 = 5,050,425.20 : x
  2. Step 2: Convert to fraction form
    8,917,875.90/12,306,257.51 = 5,050,425.20/x
  3. Step 3: Cross multiply
    8,917,875.90x = 12,306,257.51 × 5,050,425.20
  4. Step 4: Simplify right side
    8,917,875.90x = 62,151,832,959,409.84
  5. Step 5: Solve for x
    x = 62,151,832,959,409.84/8,917,875.90
  6. Step 6: Final answer
    x = 6,969,353.87

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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.