Home / 49,013,456.80-73,520,185.20-13,111,664.80

Finding the Fourth Proportional to 49,013,456.80, 73,520,185.20 and 13,111,664.80

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Solution

The fourth proportional to 49,013,456.80, 73,520,185.20 and 13,111,664.80 is: 19,667,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,013,456.80 : 73,520,185.20 = 13,111,664.80 : x
  2. Step 2: Convert to fraction form
    49,013,456.80/73,520,185.20 = 13,111,664.80/x
  3. Step 3: Cross multiply
    49,013,456.80x = 73,520,185.20 × 13,111,664.80
  4. Step 4: Simplify right side
    49,013,456.80x = 963,972,024,376,321
  5. Step 5: Solve for x
    x = 963,972,024,376,321/49,013,456.80
  6. Step 6: Final answer
    x = 19,667,497.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.