Home / 5,921,500.33-8,172,966.18-3,748,940.20

Finding the Fourth Proportional to 5,921,500.33, 8,172,966.18 and 3,748,940.20

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Solution

The fourth proportional to 5,921,500.33, 8,172,966.18 and 3,748,940.20 is: 5,174,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921,500.33 : 8,172,966.18 = 3,748,940.20 : x
  2. Step 2: Convert to fraction form
    5,921,500.33/8,172,966.18 = 3,748,940.20/x
  3. Step 3: Cross multiply
    5,921,500.33x = 8,172,966.18 × 3,748,940.20
  4. Step 4: Simplify right side
    5,921,500.33x = 30,639,961,465,442.44
  5. Step 5: Solve for x
    x = 30,639,961,465,442.44/5,921,500.33
  6. Step 6: Final answer
    x = 5,174,357.81

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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.