Home / 34,992,220.80-52,488,331.20-21,387,331.20

Finding the Fourth Proportional to 34,992,220.80, 52,488,331.20 and 21,387,331.20

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Solution

The fourth proportional to 34,992,220.80, 52,488,331.20 and 21,387,331.20 is: 32,080,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,992,220.80 : 52,488,331.20 = 21,387,331.20 : x
  2. Step 2: Convert to fraction form
    34,992,220.80/52,488,331.20 = 21,387,331.20/x
  3. Step 3: Cross multiply
    34,992,220.80x = 52,488,331.20 × 21,387,331.20
  4. Step 4: Simplify right side
    34,992,220.80x = 1,122,585,323,509,693.50
  5. Step 5: Solve for x
    x = 1,122,585,323,509,693.50/34,992,220.80
  6. Step 6: Final answer
    x = 32,080,996.80

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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.