Home / 8,218,702.92-11,342,768.04-4,781,088.84

Finding the Fourth Proportional to 8,218,702.92, 11,342,768.04 and 4,781,088.84

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Solution

The fourth proportional to 8,218,702.92, 11,342,768.04 and 4,781,088.84 is: 6,598,459.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218,702.92 : 11,342,768.04 = 4,781,088.84 : x
  2. Step 2: Convert to fraction form
    8,218,702.92/11,342,768.04 = 4,781,088.84/x
  3. Step 3: Cross multiply
    8,218,702.92x = 11,342,768.04 × 4,781,088.84
  4. Step 4: Simplify right side
    8,218,702.92x = 54,230,781,690,752.66
  5. Step 5: Solve for x
    x = 54,230,781,690,752.66/8,218,702.92
  6. Step 6: Final answer
    x = 6,598,459.91

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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.