Home / 10,510,031.48-15,757,481.07-6,458,147.82

Finding the Fourth Proportional to 10,510,031.48, 15,757,481.07 and 6,458,147.82

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Solution

The fourth proportional to 10,510,031.48, 15,757,481.07 and 6,458,147.82 is: 9,682,572.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510,031.48 : 15,757,481.07 = 6,458,147.82 : x
  2. Step 2: Convert to fraction form
    10,510,031.48/15,757,481.07 = 6,458,147.82/x
  3. Step 3: Cross multiply
    10,510,031.48x = 15,757,481.07 × 6,458,147.82
  4. Step 4: Simplify right side
    10,510,031.48x = 101,764,142,020,911.78
  5. Step 5: Solve for x
    x = 101,764,142,020,911.78/10,510,031.48
  6. Step 6: Final answer
    x = 9,682,572.53

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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.