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Finding the Third Proportional to 7,226,323.88 and 10,639,856.25

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Solution

The third proportional to 7,226,323.88 and 10,639,856.25 is: 15,665,854.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226,323.88 : 10,639,856.25 = 10,639,856.25 : x
  2. Step 2: Convert to fraction form
    7,226,323.88/10,639,856.25 = 10,639,856.25/x
  3. Step 3: Cross multiply
    7,226,323.88x = 10,639,856.25 × 10,639,856.25
  4. Step 4: Simplify right side
    7,226,323.88x = 113,206,541,020,664.06
  5. Step 5: Solve for x
    x = 113,206,541,020,664.06/7,226,323.88
  6. Step 6: Final answer
    x = 15,665,854.86

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.