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Finding the Third Proportional to 17,126,630 and 28,115,943

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Solution

The third proportional to 17,126,630 and 28,115,943 is: 46,156,555.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126,630 : 28,115,943 = 28,115,943 : x
  2. Step 2: Convert to fraction form
    17,126,630/28,115,943 = 28,115,943/x
  3. Step 3: Cross multiply
    17,126,630x = 28,115,943 × 28,115,943
  4. Step 4: Simplify right side
    17,126,630x = 790,506,250,779,249
  5. Step 5: Solve for x
    x = 790,506,250,779,249/17,126,630
  6. Step 6: Final answer
    x = 46,156,555.66

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.