Home / 5,125,158.47-7,072,866.32-2,833,466.78

Finding the Fourth Proportional to 5,125,158.47, 7,072,866.32 and 2,833,466.78

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Solution

The fourth proportional to 5,125,158.47, 7,072,866.32 and 2,833,466.78 is: 3,910,265.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125,158.47 : 7,072,866.32 = 2,833,466.78 : x
  2. Step 2: Convert to fraction form
    5,125,158.47/7,072,866.32 = 2,833,466.78/x
  3. Step 3: Cross multiply
    5,125,158.47x = 7,072,866.32 × 2,833,466.78
  4. Step 4: Simplify right side
    5,125,158.47x = 20,040,731,780,082.26
  5. Step 5: Solve for x
    x = 20,040,731,780,082.26/5,125,158.47
  6. Step 6: Final answer
    x = 3,910,265.78

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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.