Home / 5,168,332.28-7,132,172.68-2,845,205.91

Finding the Fourth Proportional to 5,168,332.28, 7,132,172.68 and 2,845,205.91

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Solution

The fourth proportional to 5,168,332.28, 7,132,172.68 and 2,845,205.91 is: 3,926,314.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,332.28 : 7,132,172.68 = 2,845,205.91 : x
  2. Step 2: Convert to fraction form
    5,168,332.28/7,132,172.68 = 2,845,205.91/x
  3. Step 3: Cross multiply
    5,168,332.28x = 7,132,172.68 × 2,845,205.91
  4. Step 4: Simplify right side
    5,168,332.28x = 20,292,499,863,833.05
  5. Step 5: Solve for x
    x = 20,292,499,863,833.05/5,168,332.28
  6. Step 6: Final answer
    x = 3,926,314.86

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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.