Home / 9,187,591-13,781,955.12-2,798,314.24

Finding the Fourth Proportional to 9,187,591, 13,781,955.12 and 2,798,314.24

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Solution

The fourth proportional to 9,187,591, 13,781,955.12 and 2,798,314.24 is: 4,197,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187,591 : 13,781,955.12 = 2,798,314.24 : x
  2. Step 2: Convert to fraction form
    9,187,591/13,781,955.12 = 2,798,314.24/x
  3. Step 3: Cross multiply
    9,187,591x = 13,781,955.12 × 2,798,314.24
  4. Step 4: Simplify right side
    9,187,591x = 38,566,241,267,336.91
  5. Step 5: Solve for x
    x = 38,566,241,267,336.91/9,187,591
  6. Step 6: Final answer
    x = 4,197,644.55

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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.