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Finding the Fourth Proportional to 52,992,694.80, 79,489,042.20 and 32,585,360.40

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Solution

The fourth proportional to 52,992,694.80, 79,489,042.20 and 32,585,360.40 is: 48,878,040.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,992,694.80 : 79,489,042.20 = 32,585,360.40 : x
  2. Step 2: Convert to fraction form
    52,992,694.80/79,489,042.20 = 32,585,360.40/x
  3. Step 3: Cross multiply
    52,992,694.80x = 79,489,042.20 × 32,585,360.40
  4. Step 4: Simplify right side
    52,992,694.80x = 2,590,179,087,937,809
  5. Step 5: Solve for x
    x = 2,590,179,087,937,809/52,992,694.80
  6. Step 6: Final answer
    x = 48,878,040.60

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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.