Home / 17,238,219.70-25,857,329.55-15,112,455.70

Finding the Fourth Proportional to 17,238,219.70, 25,857,329.55 and 15,112,455.70

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Solution

The fourth proportional to 17,238,219.70, 25,857,329.55 and 15,112,455.70 is: 22,668,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238,219.70 : 25,857,329.55 = 15,112,455.70 : x
  2. Step 2: Convert to fraction form
    17,238,219.70/25,857,329.55 = 15,112,455.70/x
  3. Step 3: Cross multiply
    17,238,219.70x = 25,857,329.55 × 15,112,455.70
  4. Step 4: Simplify right side
    17,238,219.70x = 390,767,747,344,675.94
  5. Step 5: Solve for x
    x = 390,767,747,344,675.94/17,238,219.70
  6. Step 6: Final answer
    x = 22,668,683.55

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Similar ratio
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1.5x scale

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.