Home / 9,318,934.76-12,864,098.06-6,264,920.48

Finding the Fourth Proportional to 9,318,934.76, 12,864,098.06 and 6,264,920.48

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Solution

The fourth proportional to 9,318,934.76, 12,864,098.06 and 6,264,920.48 is: 8,648,257.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,934.76 : 12,864,098.06 = 6,264,920.48 : x
  2. Step 2: Convert to fraction form
    9,318,934.76/12,864,098.06 = 6,264,920.48/x
  3. Step 3: Cross multiply
    9,318,934.76x = 12,864,098.06 × 6,264,920.48
  4. Step 4: Simplify right side
    9,318,934.76x = 80,592,551,392,822.28
  5. Step 5: Solve for x
    x = 80,592,551,392,822.28/9,318,934.76
  6. Step 6: Final answer
    x = 8,648,257.93

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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.