Home / 43,684,812.20-65,527,218.30-40,992,177.80

Finding the Fourth Proportional to 43,684,812.20, 65,527,218.30 and 40,992,177.80

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Solution

The fourth proportional to 43,684,812.20, 65,527,218.30 and 40,992,177.80 is: 61,488,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,684,812.20 : 65,527,218.30 = 40,992,177.80 : x
  2. Step 2: Convert to fraction form
    43,684,812.20/65,527,218.30 = 40,992,177.80/x
  3. Step 3: Cross multiply
    43,684,812.20x = 65,527,218.30 × 40,992,177.80
  4. Step 4: Simplify right side
    43,684,812.20x = 2,686,103,383,293,013.50
  5. Step 5: Solve for x
    x = 2,686,103,383,293,013.50/43,684,812.20
  6. Step 6: Final answer
    x = 61,488,266.70

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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.