Home / 8,687,017.76-11,987,948.04-4,766,805.68

Finding the Fourth Proportional to 8,687,017.76, 11,987,948.04 and 4,766,805.68

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Solution

The fourth proportional to 8,687,017.76, 11,987,948.04 and 4,766,805.68 is: 6,578,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,017.76 : 11,987,948.04 = 4,766,805.68 : x
  2. Step 2: Convert to fraction form
    8,687,017.76/11,987,948.04 = 4,766,805.68/x
  3. Step 3: Cross multiply
    8,687,017.76x = 11,987,948.04 × 4,766,805.68
  4. Step 4: Simplify right side
    8,687,017.76x = 57,144,218,808,616.86
  5. Step 5: Solve for x
    x = 57,144,218,808,616.86/8,687,017.76
  6. Step 6: Final answer
    x = 6,578,116.95

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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.