Home / 7,971,686.16-11,001,275.76-4,487,249.76

Finding the Fourth Proportional to 7,971,686.16, 11,001,275.76 and 4,487,249.76

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Solution

The fourth proportional to 7,971,686.16, 11,001,275.76 and 4,487,249.76 is: 6,192,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,686.16 : 11,001,275.76 = 4,487,249.76 : x
  2. Step 2: Convert to fraction form
    7,971,686.16/11,001,275.76 = 4,487,249.76/x
  3. Step 3: Cross multiply
    7,971,686.16x = 11,001,275.76 × 4,487,249.76
  4. Step 4: Simplify right side
    7,971,686.16x = 49,365,472,013,753.81
  5. Step 5: Solve for x
    x = 49,365,472,013,753.81/7,971,686.16
  6. Step 6: Final answer
    x = 6,192,601.04

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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.