Home / 13,859,885.43-19,126,768.82-7,664,612.04

Finding the Fourth Proportional to 13,859,885.43, 19,126,768.82 and 7,664,612.04

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Solution

The fourth proportional to 13,859,885.43, 19,126,768.82 and 7,664,612.04 is: 10,577,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,859,885.43 : 19,126,768.82 = 7,664,612.04 : x
  2. Step 2: Convert to fraction form
    13,859,885.43/19,126,768.82 = 7,664,612.04/x
  3. Step 3: Cross multiply
    13,859,885.43x = 19,126,768.82 × 7,664,612.04
  4. Step 4: Simplify right side
    13,859,885.43x = 146,599,262,545,745.53
  5. Step 5: Solve for x
    x = 146,599,262,545,745.53/13,859,885.43
  6. Step 6: Final answer
    x = 10,577,234.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.