Home / 5,348,812.25-7,375,778.28-3,172,935.04

Finding the Fourth Proportional to 5,348,812.25, 7,375,778.28 and 3,172,935.04

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Solution

The fourth proportional to 5,348,812.25, 7,375,778.28 and 3,172,935.04 is: 4,375,338.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348,812.25 : 7,375,778.28 = 3,172,935.04 : x
  2. Step 2: Convert to fraction form
    5,348,812.25/7,375,778.28 = 3,172,935.04/x
  3. Step 3: Cross multiply
    5,348,812.25x = 7,375,778.28 × 3,172,935.04
  4. Step 4: Simplify right side
    5,348,812.25x = 23,402,865,333,443.49
  5. Step 5: Solve for x
    x = 23,402,865,333,443.49/5,348,812.25
  6. Step 6: Final answer
    x = 4,375,338.72

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1.5x scale

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.