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Finding the Third Proportional to 14,622,862.50 and 20,442,631.50

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Solution

The third proportional to 14,622,862.50 and 20,442,631.50 is: 28,578,616.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622,862.50 : 20,442,631.50 = 20,442,631.50 : x
  2. Step 2: Convert to fraction form
    14,622,862.50/20,442,631.50 = 20,442,631.50/x
  3. Step 3: Cross multiply
    14,622,862.50x = 20,442,631.50 × 20,442,631.50
  4. Step 4: Simplify right side
    14,622,862.50x = 417,901,182,644,792.25
  5. Step 5: Solve for x
    x = 417,901,182,644,792.25/14,622,862.50
  6. Step 6: Final answer
    x = 28,578,616.71

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.