Home / 28,659,276.06-42,995,555.28-8,189,262.24

Finding the Fourth Proportional to 28,659,276.06, 42,995,555.28 and 8,189,262.24

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Solution

The fourth proportional to 28,659,276.06, 42,995,555.28 and 8,189,262.24 is: 12,285,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,659,276.06 : 42,995,555.28 = 8,189,262.24 : x
  2. Step 2: Convert to fraction form
    28,659,276.06/42,995,555.28 = 8,189,262.24/x
  3. Step 3: Cross multiply
    28,659,276.06x = 42,995,555.28 × 8,189,262.24
  4. Step 4: Simplify right side
    28,659,276.06x = 352,101,877,342,336.62
  5. Step 5: Solve for x
    x = 352,101,877,342,336.62/28,659,276.06
  6. Step 6: Final answer
    x = 12,285,791.05

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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.