Home / 8,817,374.57-12,167,305.13-4,949,148.40

Finding the Fourth Proportional to 8,817,374.57, 12,167,305.13 and 4,949,148.40

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Solution

The fourth proportional to 8,817,374.57, 12,167,305.13 and 4,949,148.40 is: 6,829,447.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817,374.57 : 12,167,305.13 = 4,949,148.40 : x
  2. Step 2: Convert to fraction form
    8,817,374.57/12,167,305.13 = 4,949,148.40/x
  3. Step 3: Cross multiply
    8,817,374.57x = 12,167,305.13 × 4,949,148.40
  4. Step 4: Simplify right side
    8,817,374.57x = 60,217,798,698,405.90
  5. Step 5: Solve for x
    x = 60,217,798,698,405.90/8,817,374.57
  6. Step 6: Final answer
    x = 6,829,447.73

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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.