Home / 6,750,139.50-9,315,217.21-3,652,662.89

Finding the Fourth Proportional to 6,750,139.50, 9,315,217.21 and 3,652,662.89

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Solution

The fourth proportional to 6,750,139.50, 9,315,217.21 and 3,652,662.89 is: 5,040,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750,139.50 : 9,315,217.21 = 3,652,662.89 : x
  2. Step 2: Convert to fraction form
    6,750,139.50/9,315,217.21 = 3,652,662.89/x
  3. Step 3: Cross multiply
    6,750,139.50x = 9,315,217.21 × 3,652,662.89
  4. Step 4: Simplify right side
    6,750,139.50x = 34,025,348,229,412.72
  5. Step 5: Solve for x
    x = 34,025,348,229,412.72/6,750,139.50
  6. Step 6: Final answer
    x = 5,040,688.16

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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.