Home / 5,720,030.16-7,891,720.56-3,238,912.68

Finding the Fourth Proportional to 5,720,030.16, 7,891,720.56 and 3,238,912.68

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Solution

The fourth proportional to 5,720,030.16, 7,891,720.56 and 3,238,912.68 is: 4,468,611.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720,030.16 : 7,891,720.56 = 3,238,912.68 : x
  2. Step 2: Convert to fraction form
    5,720,030.16/7,891,720.56 = 3,238,912.68/x
  3. Step 3: Cross multiply
    5,720,030.16x = 7,891,720.56 × 3,238,912.68
  4. Step 4: Simplify right side
    5,720,030.16x = 25,560,593,788,800.70
  5. Step 5: Solve for x
    x = 25,560,593,788,800.70/5,720,030.16
  6. Step 6: Final answer
    x = 4,468,611.72

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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.