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Finding the Third Proportional to 38,787,145 and 57,844,363

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Solution

The third proportional to 38,787,145 and 57,844,363 is: 86,264,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,787,145 : 57,844,363 = 57,844,363 : x
  2. Step 2: Convert to fraction form
    38,787,145/57,844,363 = 57,844,363/x
  3. Step 3: Cross multiply
    38,787,145x = 57,844,363 × 57,844,363
  4. Step 4: Simplify right side
    38,787,145x = 3,345,970,330,875,769
  5. Step 5: Solve for x
    x = 3,345,970,330,875,769/38,787,145
  6. Step 6: Final answer
    x = 86,264,929.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.