Home / 25,867,244.70-38,800,867.05-17,805,087.90

Finding the Fourth Proportional to 25,867,244.70, 38,800,867.05 and 17,805,087.90

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Solution

The fourth proportional to 25,867,244.70, 38,800,867.05 and 17,805,087.90 is: 26,707,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,867,244.70 : 38,800,867.05 = 17,805,087.90 : x
  2. Step 2: Convert to fraction form
    25,867,244.70/38,800,867.05 = 17,805,087.90/x
  3. Step 3: Cross multiply
    25,867,244.70x = 38,800,867.05 × 17,805,087.90
  4. Step 4: Simplify right side
    25,867,244.70x = 690,852,848,421,463.62
  5. Step 5: Solve for x
    x = 690,852,848,421,463.62/25,867,244.70
  6. Step 6: Final answer
    x = 26,707,631.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.