Home / 7,146,353.05-9,862,029.62-3,883,167.71

Finding the Fourth Proportional to 7,146,353.05, 9,862,029.62 and 3,883,167.71

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Solution

The fourth proportional to 7,146,353.05, 9,862,029.62 and 3,883,167.71 is: 5,358,805.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,353.05 : 9,862,029.62 = 3,883,167.71 : x
  2. Step 2: Convert to fraction form
    7,146,353.05/9,862,029.62 = 3,883,167.71/x
  3. Step 3: Cross multiply
    7,146,353.05x = 9,862,029.62 × 3,883,167.71
  4. Step 4: Simplify right side
    7,146,353.05x = 38,295,914,958,266.08
  5. Step 5: Solve for x
    x = 38,295,914,958,266.08/7,146,353.05
  6. Step 6: Final answer
    x = 5,358,805.35

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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.