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Finding the Third Proportional to 7,952,831.25 and 12,239,263.13

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Solution

The third proportional to 7,952,831.25 and 12,239,263.13 is: 18,836,004.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952,831.25 : 12,239,263.13 = 12,239,263.13 : x
  2. Step 2: Convert to fraction form
    7,952,831.25/12,239,263.13 = 12,239,263.13/x
  3. Step 3: Cross multiply
    7,952,831.25x = 12,239,263.13 × 12,239,263.13
  4. Step 4: Simplify right side
    7,952,831.25x = 149,799,561,842,984.75
  5. Step 5: Solve for x
    x = 149,799,561,842,984.75/7,952,831.25
  6. Step 6: Final answer
    x = 18,836,004.08

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.