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Finding the Third Proportional to 16,776,398 and 36,294,808

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Solution

The third proportional to 16,776,398 and 36,294,808 is: 78,521,807.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776,398 : 36,294,808 = 36,294,808 : x
  2. Step 2: Convert to fraction form
    16,776,398/36,294,808 = 36,294,808/x
  3. Step 3: Cross multiply
    16,776,398x = 36,294,808 × 36,294,808
  4. Step 4: Simplify right side
    16,776,398x = 1,317,313,087,756,864
  5. Step 5: Solve for x
    x = 1,317,313,087,756,864/16,776,398
  6. Step 6: Final answer
    x = 78,521,807.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.