Home / 12,513,233.92-18,762,993.28-3,874,936.17

Finding the Fourth Proportional to 12,513,233.92, 18,762,993.28 and 3,874,936.17

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Solution

The fourth proportional to 12,513,233.92, 18,762,993.28 and 3,874,936.17 is: 5,810,280.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513,233.92 : 18,762,993.28 = 3,874,936.17 : x
  2. Step 2: Convert to fraction form
    12,513,233.92/18,762,993.28 = 3,874,936.17/x
  3. Step 3: Cross multiply
    12,513,233.92x = 18,762,993.28 × 3,874,936.17
  4. Step 4: Simplify right side
    12,513,233.92x = 72,705,401,364,467.95
  5. Step 5: Solve for x
    x = 72,705,401,364,467.95/12,513,233.92
  6. Step 6: Final answer
    x = 5,810,280.69

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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.