Home / 5,564,728.57-7,679,319.61-3,117,356.85

Finding the Fourth Proportional to 5,564,728.57, 7,679,319.61 and 3,117,356.85

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Solution

The fourth proportional to 5,564,728.57, 7,679,319.61 and 3,117,356.85 is: 4,301,949.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564,728.57 : 7,679,319.61 = 3,117,356.85 : x
  2. Step 2: Convert to fraction form
    5,564,728.57/7,679,319.61 = 3,117,356.85/x
  3. Step 3: Cross multiply
    5,564,728.57x = 7,679,319.61 × 3,117,356.85
  4. Step 4: Simplify right side
    5,564,728.57x = 23,939,179,551,723.07
  5. Step 5: Solve for x
    x = 23,939,179,551,723.07/5,564,728.57
  6. Step 6: Final answer
    x = 4,301,949.18

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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.