Home / 7,140,061.44-9,853,183.90-4,042,504.86

Finding the Fourth Proportional to 7,140,061.44, 9,853,183.90 and 4,042,504.86

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Solution

The fourth proportional to 7,140,061.44, 9,853,183.90 and 4,042,504.86 is: 5,578,599.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,061.44 : 9,853,183.90 = 4,042,504.86 : x
  2. Step 2: Convert to fraction form
    7,140,061.44/9,853,183.90 = 4,042,504.86/x
  3. Step 3: Cross multiply
    7,140,061.44x = 9,853,183.90 × 4,042,504.86
  4. Step 4: Simplify right side
    7,140,061.44x = 39,831,543,802,223.76
  5. Step 5: Solve for x
    x = 39,831,543,802,223.76/7,140,061.44
  6. Step 6: Final answer
    x = 5,578,599.59

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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.