Home / 5,329,312.20-7,970,640.30-4,764,774.60

Finding the Fourth Proportional to 5,329,312.20, 7,970,640.30 and 4,764,774.60

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Solution

The fourth proportional to 5,329,312.20, 7,970,640.30 and 4,764,774.60 is: 7,126,305.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,312.20 : 7,970,640.30 = 4,764,774.60 : x
  2. Step 2: Convert to fraction form
    5,329,312.20/7,970,640.30 = 4,764,774.60/x
  3. Step 3: Cross multiply
    5,329,312.20x = 7,970,640.30 × 4,764,774.60
  4. Step 4: Simplify right side
    5,329,312.20x = 37,978,304,447,176.38
  5. Step 5: Solve for x
    x = 37,978,304,447,176.38/5,329,312.20
  6. Step 6: Final answer
    x = 7,126,305.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.