Home / 5,601,711.69-7,733,656.49-5,278,861.28

Finding the Fourth Proportional to 5,601,711.69, 7,733,656.49 and 5,278,861.28

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Solution

The fourth proportional to 5,601,711.69, 7,733,656.49 and 5,278,861.28 is: 7,287,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601,711.69 : 7,733,656.49 = 5,278,861.28 : x
  2. Step 2: Convert to fraction form
    5,601,711.69/7,733,656.49 = 5,278,861.28/x
  3. Step 3: Cross multiply
    5,601,711.69x = 7,733,656.49 × 5,278,861.28
  4. Step 4: Simplify right side
    5,601,711.69x = 40,824,899,732,819.12
  5. Step 5: Solve for x
    x = 40,824,899,732,819.12/5,601,711.69
  6. Step 6: Final answer
    x = 7,287,933.04

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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.