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Finding the Third Proportional to 19,963,840.50 and 29,812,704.75

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Solution

The third proportional to 19,963,840.50 and 29,812,704.75 is: 44,520,359.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963,840.50 : 29,812,704.75 = 29,812,704.75 : x
  2. Step 2: Convert to fraction form
    19,963,840.50/29,812,704.75 = 29,812,704.75/x
  3. Step 3: Cross multiply
    19,963,840.50x = 29,812,704.75 × 29,812,704.75
  4. Step 4: Simplify right side
    19,963,840.50x = 888,797,364,510,672.50
  5. Step 5: Solve for x
    x = 888,797,364,510,672.50/19,963,840.50
  6. Step 6: Final answer
    x = 44,520,359.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.