Home / 6,491,200.14-8,910,948.15-5,571,833.19

Finding the Fourth Proportional to 6,491,200.14, 8,910,948.15 and 5,571,833.19

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Solution

The fourth proportional to 6,491,200.14, 8,910,948.15 and 5,571,833.19 is: 7,648,865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491,200.14 : 8,910,948.15 = 5,571,833.19 : x
  2. Step 2: Convert to fraction form
    6,491,200.14/8,910,948.15 = 5,571,833.19/x
  3. Step 3: Cross multiply
    6,491,200.14x = 8,910,948.15 × 5,571,833.19
  4. Step 4: Simplify right side
    6,491,200.14x = 49,650,316,656,539.10
  5. Step 5: Solve for x
    x = 49,650,316,656,539.10/6,491,200.14
  6. Step 6: Final answer
    x = 7,648,865.48

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.