Home / 9,981,914.10-13,775,082.98-5,398,235.48

Finding the Fourth Proportional to 9,981,914.10, 13,775,082.98 and 5,398,235.48

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Solution

The fourth proportional to 9,981,914.10, 13,775,082.98 and 5,398,235.48 is: 7,449,587.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981,914.10 : 13,775,082.98 = 5,398,235.48 : x
  2. Step 2: Convert to fraction form
    9,981,914.10/13,775,082.98 = 5,398,235.48/x
  3. Step 3: Cross multiply
    9,981,914.10x = 13,775,082.98 × 5,398,235.48
  4. Step 4: Simplify right side
    9,981,914.10x = 74,361,141,586,713.53
  5. Step 5: Solve for x
    x = 74,361,141,586,713.53/9,981,914.10
  6. Step 6: Final answer
    x = 7,449,587.41

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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.