Home / 18,641,967.75-25,726,713.65-10,382,029.98

Finding the Fourth Proportional to 18,641,967.75, 25,726,713.65 and 10,382,029.98

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Solution

The fourth proportional to 18,641,967.75, 25,726,713.65 and 10,382,029.98 is: 14,327,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641,967.75 : 25,726,713.65 = 10,382,029.98 : x
  2. Step 2: Convert to fraction form
    18,641,967.75/25,726,713.65 = 10,382,029.98/x
  3. Step 3: Cross multiply
    18,641,967.75x = 25,726,713.65 × 10,382,029.98
  4. Step 4: Simplify right side
    18,641,967.75x = 267,095,512,349,265.09
  5. Step 5: Solve for x
    x = 267,095,512,349,265.09/18,641,967.75
  6. Step 6: Final answer
    x = 14,327,645.88

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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.