Home / 21,719,980.80-32,584,345.20-6,367,240.80

Finding the Fourth Proportional to 21,719,980.80, 32,584,345.20 and 6,367,240.80

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Solution

The fourth proportional to 21,719,980.80, 32,584,345.20 and 6,367,240.80 is: 9,552,143.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,719,980.80 : 32,584,345.20 = 6,367,240.80 : x
  2. Step 2: Convert to fraction form
    21,719,980.80/32,584,345.20 = 6,367,240.80/x
  3. Step 3: Cross multiply
    21,719,980.80x = 32,584,345.20 × 6,367,240.80
  4. Step 4: Simplify right side
    21,719,980.80x = 207,472,372,198,724.16
  5. Step 5: Solve for x
    x = 207,472,372,198,724.16/21,719,980.80
  6. Step 6: Final answer
    x = 9,552,143.44

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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.