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Finding the Third Proportional to 15,875,053.31 and 33,657,671.81

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Solution

The third proportional to 15,875,053.31 and 33,657,671.81 is: 71,359,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,875,053.31 : 33,657,671.81 = 33,657,671.81 : x
  2. Step 2: Convert to fraction form
    15,875,053.31/33,657,671.81 = 33,657,671.81/x
  3. Step 3: Cross multiply
    15,875,053.31x = 33,657,671.81 × 33,657,671.81
  4. Step 4: Simplify right side
    15,875,053.31x = 1,132,838,871,837,957
  5. Step 5: Solve for x
    x = 1,132,838,871,837,957/15,875,053.31
  6. Step 6: Final answer
    x = 71,359,689.29

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.