Home / 10,185,534.18-15,278,079.33-4,791,194.60

Finding the Fourth Proportional to 10,185,534.18, 15,278,079.33 and 4,791,194.60

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Solution

The fourth proportional to 10,185,534.18, 15,278,079.33 and 4,791,194.60 is: 7,186,687.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185,534.18 : 15,278,079.33 = 4,791,194.60 : x
  2. Step 2: Convert to fraction form
    10,185,534.18/15,278,079.33 = 4,791,194.60/x
  3. Step 3: Cross multiply
    10,185,534.18x = 15,278,079.33 × 4,791,194.60
  4. Step 4: Simplify right side
    10,185,534.18x = 73,200,251,107,877.22
  5. Step 5: Solve for x
    x = 73,200,251,107,877.22/10,185,534.18
  6. Step 6: Final answer
    x = 7,186,687.49

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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.