Home / 20,763,727.50-45,437,142.75

Finding the Third Proportional to 20,763,727.50 and 45,437,142.75

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Solution

The third proportional to 20,763,727.50 and 45,437,142.75 is: 99,429,832.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,763,727.50 : 45,437,142.75 = 45,437,142.75 : x
  2. Step 2: Convert to fraction form
    20,763,727.50/45,437,142.75 = 45,437,142.75/x
  3. Step 3: Cross multiply
    20,763,727.50x = 45,437,142.75 × 45,437,142.75
  4. Step 4: Simplify right side
    20,763,727.50x = 2,064,533,941,283,877.50
  5. Step 5: Solve for x
    x = 2,064,533,941,283,877.50/20,763,727.50
  6. Step 6: Final answer
    x = 99,429,832.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.