Home / 21,118,731.75-50,859,451.13

Finding the Third Proportional to 21,118,731.75 and 50,859,451.13

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Solution

The third proportional to 21,118,731.75 and 50,859,451.13 is: 122,482,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,118,731.75 : 50,859,451.13 = 50,859,451.13 : x
  2. Step 2: Convert to fraction form
    21,118,731.75/50,859,451.13 = 50,859,451.13/x
  3. Step 3: Cross multiply
    21,118,731.75x = 50,859,451.13 × 50,859,451.13
  4. Step 4: Simplify right side
    21,118,731.75x = 2,586,683,768,736,264
  5. Step 5: Solve for x
    x = 2,586,683,768,736,264/21,118,731.75
  6. Step 6: Final answer
    x = 122,482,912.30

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.