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Finding the Third Proportional to 15,683,688 and 33,972,904

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Solution

The third proportional to 15,683,688 and 33,972,904 is: 73,589,719.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,683,688 : 33,972,904 = 33,972,904 : x
  2. Step 2: Convert to fraction form
    15,683,688/33,972,904 = 33,972,904/x
  3. Step 3: Cross multiply
    15,683,688x = 33,972,904 × 33,972,904
  4. Step 4: Simplify right side
    15,683,688x = 1,154,158,206,193,216
  5. Step 5: Solve for x
    x = 1,154,158,206,193,216/15,683,688
  6. Step 6: Final answer
    x = 73,589,719.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.