Home / 30,661,372.13-47,128,614.75

Finding the Third Proportional to 30,661,372.13 and 47,128,614.75

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Solution

The third proportional to 30,661,372.13 and 47,128,614.75 is: 72,439,886.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,661,372.13 : 47,128,614.75 = 47,128,614.75 : x
  2. Step 2: Convert to fraction form
    30,661,372.13/47,128,614.75 = 47,128,614.75/x
  3. Step 3: Cross multiply
    30,661,372.13x = 47,128,614.75 × 47,128,614.75
  4. Step 4: Simplify right side
    30,661,372.13x = 2,221,106,328,253,917.50
  5. Step 5: Solve for x
    x = 2,221,106,328,253,917.50/30,661,372.13
  6. Step 6: Final answer
    x = 72,439,886.88

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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.