Home / 7,631,928.52-11,453,141.54-3,144,204.52

Finding the Fourth Proportional to 7,631,928.52, 11,453,141.54 and 3,144,204.52

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Solution

The fourth proportional to 7,631,928.52, 11,453,141.54 and 3,144,204.52 is: 4,718,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631,928.52 : 11,453,141.54 = 3,144,204.52 : x
  2. Step 2: Convert to fraction form
    7,631,928.52/11,453,141.54 = 3,144,204.52/x
  3. Step 3: Cross multiply
    7,631,928.52x = 11,453,141.54 × 3,144,204.52
  4. Step 4: Simplify right side
    7,631,928.52x = 36,011,019,398,267.76
  5. Step 5: Solve for x
    x = 36,011,019,398,267.76/7,631,928.52
  6. Step 6: Final answer
    x = 4,718,469.17

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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.