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Finding the Third Proportional to 9,574,901.72 and 20,494,807.88

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Solution

The third proportional to 9,574,901.72 and 20,494,807.88 is: 43,868,559.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,574,901.72 : 20,494,807.88 = 20,494,807.88 : x
  2. Step 2: Convert to fraction form
    9,574,901.72/20,494,807.88 = 20,494,807.88/x
  3. Step 3: Cross multiply
    9,574,901.72x = 20,494,807.88 × 20,494,807.88
  4. Step 4: Simplify right side
    9,574,901.72x = 420,037,149,833,162
  5. Step 5: Solve for x
    x = 420,037,149,833,162/9,574,901.72
  6. Step 6: Final answer
    x = 43,868,559.93

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.