Home / 21,902,332.62-32,830,331.10-8,249,571.88

Finding the Fourth Proportional to 21,902,332.62, 32,830,331.10 and 8,249,571.88

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Solution

The fourth proportional to 21,902,332.62, 32,830,331.10 and 8,249,571.88 is: 12,365,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,902,332.62 : 32,830,331.10 = 8,249,571.88 : x
  2. Step 2: Convert to fraction form
    21,902,332.62/32,830,331.10 = 8,249,571.88/x
  3. Step 3: Cross multiply
    21,902,332.62x = 32,830,331.10 × 8,249,571.88
  4. Step 4: Simplify right side
    21,902,332.62x = 270,836,176,253,649.47
  5. Step 5: Solve for x
    x = 270,836,176,253,649.47/21,902,332.62
  6. Step 6: Final answer
    x = 12,365,631.60

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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.