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Finding the Third Proportional to 15,329,812 and 33,381,224

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Solution

The third proportional to 15,329,812 and 33,381,224 is: 72,688,831.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,329,812 : 33,381,224 = 33,381,224 : x
  2. Step 2: Convert to fraction form
    15,329,812/33,381,224 = 33,381,224/x
  3. Step 3: Cross multiply
    15,329,812x = 33,381,224 × 33,381,224
  4. Step 4: Simplify right side
    15,329,812x = 1,114,306,115,738,176
  5. Step 5: Solve for x
    x = 1,114,306,115,738,176/15,329,812
  6. Step 6: Final answer
    x = 72,688,831.13

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.