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Finding the Third Proportional to 10,106,640 and 15,550,315

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Solution

The third proportional to 10,106,640 and 15,550,315 is: 23,926,081.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106,640 : 15,550,315 = 15,550,315 : x
  2. Step 2: Convert to fraction form
    10,106,640/15,550,315 = 15,550,315/x
  3. Step 3: Cross multiply
    10,106,640x = 15,550,315 × 15,550,315
  4. Step 4: Simplify right side
    10,106,640x = 241,812,296,599,225
  5. Step 5: Solve for x
    x = 241,812,296,599,225/10,106,640
  6. Step 6: Final answer
    x = 23,926,081.92

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.