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Finding the Third Proportional to 7,285,135.50 and 15,888,710.81

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Solution

The third proportional to 7,285,135.50 and 15,888,710.81 is: 34,652,908.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285,135.50 : 15,888,710.81 = 15,888,710.81 : x
  2. Step 2: Convert to fraction form
    7,285,135.50/15,888,710.81 = 15,888,710.81/x
  3. Step 3: Cross multiply
    7,285,135.50x = 15,888,710.81 × 15,888,710.81
  4. Step 4: Simplify right side
    7,285,135.50x = 252,451,131,283,254.41
  5. Step 5: Solve for x
    x = 252,451,131,283,254.41/7,285,135.50
  6. Step 6: Final answer
    x = 34,652,908.14

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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.