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Finding the Third Proportional to 8,081,570 and 12,547,317

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Solution

The third proportional to 8,081,570 and 12,547,317 is: 19,480,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081,570 : 12,547,317 = 12,547,317 : x
  2. Step 2: Convert to fraction form
    8,081,570/12,547,317 = 12,547,317/x
  3. Step 3: Cross multiply
    8,081,570x = 12,547,317 × 12,547,317
  4. Step 4: Simplify right side
    8,081,570x = 157,435,163,898,489
  5. Step 5: Solve for x
    x = 157,435,163,898,489/8,081,570
  6. Step 6: Final answer
    x = 19,480,764.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.