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Finding the Third Proportional to 19,056,169 and 40,878,650

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Solution

The third proportional to 19,056,169 and 40,878,650 is: 87,691,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056,169 : 40,878,650 = 40,878,650 : x
  2. Step 2: Convert to fraction form
    19,056,169/40,878,650 = 40,878,650/x
  3. Step 3: Cross multiply
    19,056,169x = 40,878,650 × 40,878,650
  4. Step 4: Simplify right side
    19,056,169x = 1,671,064,025,822,500
  5. Step 5: Solve for x
    x = 1,671,064,025,822,500/19,056,169
  6. Step 6: Final answer
    x = 87,691,499.05

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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.