Home / 8,806,972.20-13,198,016.70-6,514,607.40

Finding the Fourth Proportional to 8,806,972.20, 13,198,016.70 and 6,514,607.40

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Solution

The fourth proportional to 8,806,972.20, 13,198,016.70 and 6,514,607.40 is: 9,762,707.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806,972.20 : 13,198,016.70 = 6,514,607.40 : x
  2. Step 2: Convert to fraction form
    8,806,972.20/13,198,016.70 = 6,514,607.40/x
  3. Step 3: Cross multiply
    8,806,972.20x = 13,198,016.70 × 6,514,607.40
  4. Step 4: Simplify right side
    8,806,972.20x = 85,979,897,259,143.58
  5. Step 5: Solve for x
    x = 85,979,897,259,143.58/8,806,972.20
  6. Step 6: Final answer
    x = 9,762,707.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.