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Finding the Third Proportional to 8,983,280 and 19,479,944

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Solution

The third proportional to 8,983,280 and 19,479,944 is: 42,241,610.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983,280 : 19,479,944 = 19,479,944 : x
  2. Step 2: Convert to fraction form
    8,983,280/19,479,944 = 19,479,944/x
  3. Step 3: Cross multiply
    8,983,280x = 19,479,944 × 19,479,944
  4. Step 4: Simplify right side
    8,983,280x = 379,468,218,243,136
  5. Step 5: Solve for x
    x = 379,468,218,243,136/8,983,280
  6. Step 6: Final answer
    x = 42,241,610.89

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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.