Home / 7,631,929.52-11,453,143.04-3,144,205.52

Finding the Fourth Proportional to 7,631,929.52, 11,453,143.04 and 3,144,205.52

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Solution

The fourth proportional to 7,631,929.52, 11,453,143.04 and 3,144,205.52 is: 4,718,470.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631,929.52 : 11,453,143.04 = 3,144,205.52 : x
  2. Step 2: Convert to fraction form
    7,631,929.52/11,453,143.04 = 3,144,205.52/x
  3. Step 3: Cross multiply
    7,631,929.52x = 11,453,143.04 × 3,144,205.52
  4. Step 4: Simplify right side
    7,631,929.52x = 36,011,035,567,717.58
  5. Step 5: Solve for x
    x = 36,011,035,567,717.58/7,631,929.52
  6. Step 6: Final answer
    x = 4,718,470.67

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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.