Home / 8,479,568.73-11,700,742.74-5,732,233.80

Finding the Fourth Proportional to 8,479,568.73, 11,700,742.74 and 5,732,233.80

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Solution

The fourth proportional to 8,479,568.73, 11,700,742.74 and 5,732,233.80 is: 7,909,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,479,568.73 : 11,700,742.74 = 5,732,233.80 : x
  2. Step 2: Convert to fraction form
    8,479,568.73/11,700,742.74 = 5,732,233.80/x
  3. Step 3: Cross multiply
    8,479,568.73x = 11,700,742.74 × 5,732,233.80
  4. Step 4: Simplify right side
    8,479,568.73x = 67,071,393,019,332.61
  5. Step 5: Solve for x
    x = 67,071,393,019,332.61/8,479,568.73
  6. Step 6: Final answer
    x = 7,909,764.65

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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.