Home / 32,987,934.60-49,397,921.10-31,476,280.20

Finding the Fourth Proportional to 32,987,934.60, 49,397,921.10 and 31,476,280.20

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Solution

The fourth proportional to 32,987,934.60, 49,397,921.10 and 31,476,280.20 is: 47,134,287.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,987,934.60 : 49,397,921.10 = 31,476,280.20 : x
  2. Step 2: Convert to fraction form
    32,987,934.60/49,397,921.10 = 31,476,280.20/x
  3. Step 3: Cross multiply
    32,987,934.60x = 49,397,921.10 × 31,476,280.20
  4. Step 4: Simplify right side
    32,987,934.60x = 1,554,862,805,841,092.25
  5. Step 5: Solve for x
    x = 1,554,862,805,841,092.25/32,987,934.60
  6. Step 6: Final answer
    x = 47,134,287.88

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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.