Home / 15,750,769.20-23,578,914.60-9,357,730.80

Finding the Fourth Proportional to 15,750,769.20, 23,578,914.60 and 9,357,730.80

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Solution

The fourth proportional to 15,750,769.20, 23,578,914.60 and 9,357,730.80 is: 14,008,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,750,769.20 : 23,578,914.60 = 9,357,730.80 : x
  2. Step 2: Convert to fraction form
    15,750,769.20/23,578,914.60 = 9,357,730.80/x
  3. Step 3: Cross multiply
    15,750,769.20x = 23,578,914.60 × 9,357,730.80
  4. Step 4: Simplify right side
    15,750,769.20x = 220,645,135,382,989.72
  5. Step 5: Solve for x
    x = 220,645,135,382,989.72/15,750,769.20
  6. Step 6: Final answer
    x = 14,008,530.79

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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.