Home / 7,726,404.66-11,589,321-3,117,384.17

Finding the Fourth Proportional to 7,726,404.66, 11,589,321 and 3,117,384.17

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Solution

The fourth proportional to 7,726,404.66, 11,589,321 and 3,117,384.17 is: 4,675,960.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,404.66 : 11,589,321 = 3,117,384.17 : x
  2. Step 2: Convert to fraction form
    7,726,404.66/11,589,321 = 3,117,384.17/x
  3. Step 3: Cross multiply
    7,726,404.66x = 11,589,321 × 3,117,384.17
  4. Step 4: Simplify right side
    7,726,404.66x = 36,128,365,826,448.57
  5. Step 5: Solve for x
    x = 36,128,365,826,448.57/7,726,404.66
  6. Step 6: Final answer
    x = 4,675,960.87

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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.