Home / 30,661,179.75-47,128,344.75

Finding the Third Proportional to 30,661,179.75 and 47,128,344.75

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Solution

The third proportional to 30,661,179.75 and 47,128,344.75 is: 72,439,511.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,661,179.75 : 47,128,344.75 = 47,128,344.75 : x
  2. Step 2: Convert to fraction form
    30,661,179.75/47,128,344.75 = 47,128,344.75/x
  3. Step 3: Cross multiply
    30,661,179.75x = 47,128,344.75 × 47,128,344.75
  4. Step 4: Simplify right side
    30,661,179.75x = 2,221,080,878,874,852.50
  5. Step 5: Solve for x
    x = 2,221,080,878,874,852.50/30,661,179.75
  6. Step 6: Final answer
    x = 72,439,511.36

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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.