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Finding the Third Proportional to 18,462,266.72 and 40,175,508.94

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Solution

The third proportional to 18,462,266.72 and 40,175,508.94 is: 87,425,425.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462,266.72 : 40,175,508.94 = 40,175,508.94 : x
  2. Step 2: Convert to fraction form
    18,462,266.72/40,175,508.94 = 40,175,508.94/x
  3. Step 3: Cross multiply
    18,462,266.72x = 40,175,508.94 × 40,175,508.94
  4. Step 4: Simplify right side
    18,462,266.72x = 1,614,071,518,387,142.50
  5. Step 5: Solve for x
    x = 1,614,071,518,387,142.50/18,462,266.72
  6. Step 6: Final answer
    x = 87,425,425.22

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.