Home / 6,401,285.76-9,606,663.36-5,154,170.88

Finding the Fourth Proportional to 6,401,285.76, 9,606,663.36 and 5,154,170.88

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Solution

The fourth proportional to 6,401,285.76, 9,606,663.36 and 5,154,170.88 is: 7,735,068.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401,285.76 : 9,606,663.36 = 5,154,170.88 : x
  2. Step 2: Convert to fraction form
    6,401,285.76/9,606,663.36 = 5,154,170.88/x
  3. Step 3: Cross multiply
    6,401,285.76x = 9,606,663.36 × 5,154,170.88
  4. Step 4: Simplify right side
    6,401,285.76x = 49,514,384,544,074.95
  5. Step 5: Solve for x
    x = 49,514,384,544,074.95/6,401,285.76
  6. Step 6: Final answer
    x = 7,735,068.61

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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.