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Finding the Third Proportional to 8,870,029.50 and 19,065,138

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Solution

The third proportional to 8,870,029.50 and 19,065,138 is: 40,978,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870,029.50 : 19,065,138 = 19,065,138 : x
  2. Step 2: Convert to fraction form
    8,870,029.50/19,065,138 = 19,065,138/x
  3. Step 3: Cross multiply
    8,870,029.50x = 19,065,138 × 19,065,138
  4. Step 4: Simplify right side
    8,870,029.50x = 363,479,486,959,044
  5. Step 5: Solve for x
    x = 363,479,486,959,044/8,870,029.50
  6. Step 6: Final answer
    x = 40,978,385.35

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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.