Home / 7,225,877.16-9,972,151.38-4,170,288.24

Finding the Fourth Proportional to 7,225,877.16, 9,972,151.38 and 4,170,288.24

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Solution

The fourth proportional to 7,225,877.16, 9,972,151.38 and 4,170,288.24 is: 5,755,252.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225,877.16 : 9,972,151.38 = 4,170,288.24 : x
  2. Step 2: Convert to fraction form
    7,225,877.16/9,972,151.38 = 4,170,288.24/x
  3. Step 3: Cross multiply
    7,225,877.16x = 9,972,151.38 × 4,170,288.24
  4. Step 4: Simplify right side
    7,225,877.16x = 41,586,745,627,513.77
  5. Step 5: Solve for x
    x = 41,586,745,627,513.77/7,225,877.16
  6. Step 6: Final answer
    x = 5,755,252.23

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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.