Home / 6,782,825.12-9,360,103.29-3,882,117.38

Finding the Fourth Proportional to 6,782,825.12, 9,360,103.29 and 3,882,117.38

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Solution

The fourth proportional to 6,782,825.12, 9,360,103.29 and 3,882,117.38 is: 5,357,210.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782,825.12 : 9,360,103.29 = 3,882,117.38 : x
  2. Step 2: Convert to fraction form
    6,782,825.12/9,360,103.29 = 3,882,117.38/x
  3. Step 3: Cross multiply
    6,782,825.12x = 9,360,103.29 × 3,882,117.38
  4. Step 4: Simplify right side
    6,782,825.12x = 36,337,019,656,283.02
  5. Step 5: Solve for x
    x = 36,337,019,656,283.02/6,782,825.12
  6. Step 6: Final answer
    x = 5,357,210.16

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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.