Home / 31,133,484.90-42,964,292.52-17,382,941.10

Finding the Fourth Proportional to 31,133,484.90, 42,964,292.52 and 17,382,941.10

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Solution

The fourth proportional to 31,133,484.90, 42,964,292.52 and 17,382,941.10 is: 23,988,505.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,484.90 : 42,964,292.52 = 17,382,941.10 : x
  2. Step 2: Convert to fraction form
    31,133,484.90/42,964,292.52 = 17,382,941.10/x
  3. Step 3: Cross multiply
    31,133,484.90x = 42,964,292.52 × 17,382,941.10
  4. Step 4: Simplify right side
    31,133,484.90x = 746,845,766,278,330.75
  5. Step 5: Solve for x
    x = 746,845,766,278,330.75/31,133,484.90
  6. Step 6: Final answer
    x = 23,988,505.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.