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Finding the Third Proportional to 12,435,828 and 26,761,220

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Solution

The third proportional to 12,435,828 and 26,761,220 is: 57,588,678.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,435,828 : 26,761,220 = 26,761,220 : x
  2. Step 2: Convert to fraction form
    12,435,828/26,761,220 = 26,761,220/x
  3. Step 3: Cross multiply
    12,435,828x = 26,761,220 × 26,761,220
  4. Step 4: Simplify right side
    12,435,828x = 716,162,895,888,400
  5. Step 5: Solve for x
    x = 716,162,895,888,400/12,435,828
  6. Step 6: Final answer
    x = 57,588,678.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.