Home / 7,214,078.84-9,955,432.24-3,951,098.76

Finding the Fourth Proportional to 7,214,078.84, 9,955,432.24 and 3,951,098.76

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Solution

The fourth proportional to 7,214,078.84, 9,955,432.24 and 3,951,098.76 is: 5,452,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214,078.84 : 9,955,432.24 = 3,951,098.76 : x
  2. Step 2: Convert to fraction form
    7,214,078.84/9,955,432.24 = 3,951,098.76/x
  3. Step 3: Cross multiply
    7,214,078.84x = 9,955,432.24 × 3,951,098.76
  4. Step 4: Simplify right side
    7,214,078.84x = 39,334,896,006,183.15
  5. Step 5: Solve for x
    x = 39,334,896,006,183.15/7,214,078.84
  6. Step 6: Final answer
    x = 5,452,518.18

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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.