Home / 17,981,334.90-26,972,002.35-17,855,363.70

Finding the Fourth Proportional to 17,981,334.90, 26,972,002.35 and 17,855,363.70

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Solution

The fourth proportional to 17,981,334.90, 26,972,002.35 and 17,855,363.70 is: 26,783,045.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981,334.90 : 26,972,002.35 = 17,855,363.70 : x
  2. Step 2: Convert to fraction form
    17,981,334.90/26,972,002.35 = 17,855,363.70/x
  3. Step 3: Cross multiply
    17,981,334.90x = 26,972,002.35 × 17,855,363.70
  4. Step 4: Simplify right side
    17,981,334.90x = 481,594,911,676,504.69
  5. Step 5: Solve for x
    x = 481,594,911,676,504.69/17,981,334.90
  6. Step 6: Final answer
    x = 26,783,045.55

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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.