Home / 9,561,891.78-13,195,025.55-5,210,884.58

Finding the Fourth Proportional to 9,561,891.78, 13,195,025.55 and 5,210,884.58

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Solution

The fourth proportional to 9,561,891.78, 13,195,025.55 and 5,210,884.58 is: 7,190,810.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561,891.78 : 13,195,025.55 = 5,210,884.58 : x
  2. Step 2: Convert to fraction form
    9,561,891.78/13,195,025.55 = 5,210,884.58/x
  3. Step 3: Cross multiply
    9,561,891.78x = 13,195,025.55 × 5,210,884.58
  4. Step 4: Simplify right side
    9,561,891.78x = 68,757,755,105,225.90
  5. Step 5: Solve for x
    x = 68,757,755,105,225.90/9,561,891.78
  6. Step 6: Final answer
    x = 7,190,810.84

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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.