Home / 31,725,599-43,781,589.06-17,238,911

Finding the Fourth Proportional to 31,725,599, 43,781,589.06 and 17,238,911

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Solution

The fourth proportional to 31,725,599, 43,781,589.06 and 17,238,911 is: 23,789,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,725,599 : 43,781,589.06 = 17,238,911 : x
  2. Step 2: Convert to fraction form
    31,725,599/43,781,589.06 = 17,238,911/x
  3. Step 3: Cross multiply
    31,725,599x = 43,781,589.06 × 17,238,911
  4. Step 4: Simplify right side
    31,725,599x = 754,746,917,243,913.75
  5. Step 5: Solve for x
    x = 754,746,917,243,913.75/31,725,599
  6. Step 6: Final answer
    x = 23,789,839.78

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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.