Home / 25,149,487-34,706,292.06-13,703,215

Finding the Fourth Proportional to 25,149,487, 34,706,292.06 and 13,703,215

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Solution

The fourth proportional to 25,149,487, 34,706,292.06 and 13,703,215 is: 18,910,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,149,487 : 34,706,292.06 = 13,703,215 : x
  2. Step 2: Convert to fraction form
    25,149,487/34,706,292.06 = 13,703,215/x
  3. Step 3: Cross multiply
    25,149,487x = 34,706,292.06 × 13,703,215
  4. Step 4: Simplify right side
    25,149,487x = 475,587,781,950,972.94
  5. Step 5: Solve for x
    x = 475,587,781,950,972.94/25,149,487
  6. Step 6: Final answer
    x = 18,910,436.70

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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.