Home / 15,188,835-22,780,682.76-4,256,508.54

Finding the Fourth Proportional to 15,188,835, 22,780,682.76 and 4,256,508.54

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Solution

The fourth proportional to 15,188,835, 22,780,682.76 and 4,256,508.54 is: 6,384,042.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,188,835 : 22,780,682.76 = 4,256,508.54 : x
  2. Step 2: Convert to fraction form
    15,188,835/22,780,682.76 = 4,256,508.54/x
  3. Step 3: Cross multiply
    15,188,835x = 22,780,682.76 × 4,256,508.54
  4. Step 4: Simplify right side
    15,188,835x = 96,966,170,714,970.78
  5. Step 5: Solve for x
    x = 96,966,170,714,970.78/15,188,835
  6. Step 6: Final answer
    x = 6,384,042.67

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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.