Home / 7,140,062.44-9,853,185.28-4,042,505.86

Finding the Fourth Proportional to 7,140,062.44, 9,853,185.28 and 4,042,505.86

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Solution

The fourth proportional to 7,140,062.44, 9,853,185.28 and 4,042,505.86 is: 5,578,600.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,062.44 : 9,853,185.28 = 4,042,505.86 : x
  2. Step 2: Convert to fraction form
    7,140,062.44/9,853,185.28 = 4,042,505.86/x
  3. Step 3: Cross multiply
    7,140,062.44x = 9,853,185.28 × 4,042,505.86
  4. Step 4: Simplify right side
    7,140,062.44x = 39,831,559,234,065.73
  5. Step 5: Solve for x
    x = 39,831,559,234,065.73/7,140,062.44
  6. Step 6: Final answer
    x = 5,578,600.97

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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.