Home / 47,025,458.78-70,520,215.70-15,469,136.65

Finding the Fourth Proportional to 47,025,458.78, 70,520,215.70 and 15,469,136.65

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Solution

The fourth proportional to 47,025,458.78, 70,520,215.70 and 15,469,136.65 is: 23,197,792.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,025,458.78 : 70,520,215.70 = 15,469,136.65 : x
  2. Step 2: Convert to fraction form
    47,025,458.78/70,520,215.70 = 15,469,136.65/x
  3. Step 3: Cross multiply
    47,025,458.78x = 70,520,215.70 × 15,469,136.65
  4. Step 4: Simplify right side
    47,025,458.78x = 1,090,886,853,377,598.50
  5. Step 5: Solve for x
    x = 1,090,886,853,377,598.50/47,025,458.78
  6. Step 6: Final answer
    x = 23,197,792.89

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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.