Home / 8,188,776.35-12,282,721.66-2,509,017.07

Finding the Fourth Proportional to 8,188,776.35, 12,282,721.66 and 2,509,017.07

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Solution

The fourth proportional to 8,188,776.35, 12,282,721.66 and 2,509,017.07 is: 3,763,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188,776.35 : 12,282,721.66 = 2,509,017.07 : x
  2. Step 2: Convert to fraction form
    8,188,776.35/12,282,721.66 = 2,509,017.07/x
  3. Step 3: Cross multiply
    8,188,776.35x = 12,282,721.66 × 2,509,017.07
  4. Step 4: Simplify right side
    8,188,776.35x = 30,817,558,274,019.39
  5. Step 5: Solve for x
    x = 30,817,558,274,019.39/8,188,776.35
  6. Step 6: Final answer
    x = 3,763,389.91

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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.