Home / 28,750,789.62-43,100,990.06-10,812,490.74

Finding the Fourth Proportional to 28,750,789.62, 43,100,990.06 and 10,812,490.74

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Solution

The fourth proportional to 28,750,789.62, 43,100,990.06 and 10,812,490.74 is: 16,209,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750,789.62 : 43,100,990.06 = 10,812,490.74 : x
  2. Step 2: Convert to fraction form
    28,750,789.62/43,100,990.06 = 10,812,490.74/x
  3. Step 3: Cross multiply
    28,750,789.62x = 43,100,990.06 × 10,812,490.74
  4. Step 4: Simplify right side
    28,750,789.62x = 466,029,055,854,519.62
  5. Step 5: Solve for x
    x = 466,029,055,854,519.62/28,750,789.62
  6. Step 6: Final answer
    x = 16,209,261.10

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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.