Home / 9,780,029.44-21,240,079.88

Finding the Third Proportional to 9,780,029.44 and 21,240,079.88

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Solution

The third proportional to 9,780,029.44 and 21,240,079.88 is: 46,128,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,029.44 : 21,240,079.88 = 21,240,079.88 : x
  2. Step 2: Convert to fraction form
    9,780,029.44/21,240,079.88 = 21,240,079.88/x
  3. Step 3: Cross multiply
    9,780,029.44x = 21,240,079.88 × 21,240,079.88
  4. Step 4: Simplify right side
    9,780,029.44x = 451,140,993,096,380
  5. Step 5: Solve for x
    x = 451,140,993,096,380/9,780,029.44
  6. Step 6: Final answer
    x = 46,128,797.05

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.