Home / 8,632,319.12-11,912,601-4,764,841.28

Finding the Fourth Proportional to 8,632,319.12, 11,912,601 and 4,764,841.28

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Solution

The fourth proportional to 8,632,319.12, 11,912,601 and 4,764,841.28 is: 6,575,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632,319.12 : 11,912,601 = 4,764,841.28 : x
  2. Step 2: Convert to fraction form
    8,632,319.12/11,912,601 = 4,764,841.28/x
  3. Step 3: Cross multiply
    8,632,319.12x = 11,912,601 × 4,764,841.28
  4. Step 4: Simplify right side
    8,632,319.12x = 56,761,652,996,969.28
  5. Step 5: Solve for x
    x = 56,761,652,996,969.28/8,632,319.12
  6. Step 6: Final answer
    x = 6,575,481.31

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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.