Home / 28,582,844.52-42,850,165.03-12,396,604.80

Finding the Fourth Proportional to 28,582,844.52, 42,850,165.03 and 12,396,604.80

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Solution

The fourth proportional to 28,582,844.52, 42,850,165.03 and 12,396,604.80 is: 18,584,454.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582,844.52 : 42,850,165.03 = 12,396,604.80 : x
  2. Step 2: Convert to fraction form
    28,582,844.52/42,850,165.03 = 12,396,604.80/x
  3. Step 3: Cross multiply
    28,582,844.52x = 42,850,165.03 × 12,396,604.80
  4. Step 4: Simplify right side
    28,582,844.52x = 531,196,561,460,698.69
  5. Step 5: Solve for x
    x = 531,196,561,460,698.69/28,582,844.52
  6. Step 6: Final answer
    x = 18,584,454.08

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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.