Home / 9,875,400.40-21,206,866.29

Finding the Third Proportional to 9,875,400.40 and 21,206,866.29

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Solution

The third proportional to 9,875,400.40 and 21,206,866.29 is: 45,540,551.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,875,400.40 : 21,206,866.29 = 21,206,866.29 : x
  2. Step 2: Convert to fraction form
    9,875,400.40/21,206,866.29 = 21,206,866.29/x
  3. Step 3: Cross multiply
    9,875,400.40x = 21,206,866.29 × 21,206,866.29
  4. Step 4: Simplify right side
    9,875,400.40x = 449,731,177,802,154.31
  5. Step 5: Solve for x
    x = 449,731,177,802,154.31/9,875,400.40
  6. Step 6: Final answer
    x = 45,540,551.23

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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.