Home / 7,631,947.50-11,453,170.05-3,144,223.50

Finding the Fourth Proportional to 7,631,947.50, 11,453,170.05 and 3,144,223.50

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Solution

The fourth proportional to 7,631,947.50, 11,453,170.05 and 3,144,223.50 is: 4,718,497.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631,947.50 : 11,453,170.05 = 3,144,223.50 : x
  2. Step 2: Convert to fraction form
    7,631,947.50/11,453,170.05 = 3,144,223.50/x
  3. Step 3: Cross multiply
    7,631,947.50x = 11,453,170.05 × 3,144,223.50
  4. Step 4: Simplify right side
    7,631,947.50x = 36,011,326,420,706.18
  5. Step 5: Solve for x
    x = 36,011,326,420,706.18/7,631,947.50
  6. Step 6: Final answer
    x = 4,718,497.66

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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.