Home / 5,617,543.56-7,757,564.11-5,311,503.90

Finding the Fourth Proportional to 5,617,543.56, 7,757,564.11 and 5,311,503.90

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Solution

The fourth proportional to 5,617,543.56, 7,757,564.11 and 5,311,503.90 is: 7,334,937.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617,543.56 : 7,757,564.11 = 5,311,503.90 : x
  2. Step 2: Convert to fraction form
    5,617,543.56/7,757,564.11 = 5,311,503.90/x
  3. Step 3: Cross multiply
    5,617,543.56x = 7,757,564.11 × 5,311,503.90
  4. Step 4: Simplify right side
    5,617,543.56x = 41,204,331,985,977.20
  5. Step 5: Solve for x
    x = 41,204,331,985,977.20/5,617,543.56
  6. Step 6: Final answer
    x = 7,334,937.69

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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.