Home / 9,318,934.75-12,864,098.05-6,264,920.47

Finding the Fourth Proportional to 9,318,934.75, 12,864,098.05 and 6,264,920.47

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Solution

The fourth proportional to 9,318,934.75, 12,864,098.05 and 6,264,920.47 is: 8,648,257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,934.75 : 12,864,098.05 = 6,264,920.47 : x
  2. Step 2: Convert to fraction form
    9,318,934.75/12,864,098.05 = 6,264,920.47/x
  3. Step 3: Cross multiply
    9,318,934.75x = 12,864,098.05 × 6,264,920.47
  4. Step 4: Simplify right side
    9,318,934.75x = 80,592,551,201,532.08
  5. Step 5: Solve for x
    x = 80,592,551,201,532.08/9,318,934.75
  6. Step 6: Final answer
    x = 8,648,257.91

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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.