Home / 31,706,426.61-43,754,622.17-17,219,738.61

Finding the Fourth Proportional to 31,706,426.61, 43,754,622.17 and 17,219,738.61

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Solution

The fourth proportional to 31,706,426.61, 43,754,622.17 and 17,219,738.61 is: 23,763,105.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,706,426.61 : 43,754,622.17 = 17,219,738.61 : x
  2. Step 2: Convert to fraction form
    31,706,426.61/43,754,622.17 = 17,219,738.61/x
  3. Step 3: Cross multiply
    31,706,426.61x = 43,754,622.17 × 17,219,738.61
  4. Step 4: Simplify right side
    31,706,426.61x = 753,443,156,660,612.25
  5. Step 5: Solve for x
    x = 753,443,156,660,612.25/31,706,426.61
  6. Step 6: Final answer
    x = 23,763,105.38

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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.