Home / 8,129,670.30-11,219,057.69-4,458,344.90

Finding the Fourth Proportional to 8,129,670.30, 11,219,057.69 and 4,458,344.90

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Solution

The fourth proportional to 8,129,670.30, 11,219,057.69 and 4,458,344.90 is: 6,152,577.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,670.30 : 11,219,057.69 = 4,458,344.90 : x
  2. Step 2: Convert to fraction form
    8,129,670.30/11,219,057.69 = 4,458,344.90/x
  3. Step 3: Cross multiply
    8,129,670.30x = 11,219,057.69 × 4,458,344.90
  4. Step 4: Simplify right side
    8,129,670.30x = 50,018,428,556,630.27
  5. Step 5: Solve for x
    x = 50,018,428,556,630.27/8,129,670.30
  6. Step 6: Final answer
    x = 6,152,577.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.