Home / 7,873,472.20-11,810,208.30-5,969,907.40

Finding the Fourth Proportional to 7,873,472.20, 11,810,208.30 and 5,969,907.40

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Solution

The fourth proportional to 7,873,472.20, 11,810,208.30 and 5,969,907.40 is: 8,954,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873,472.20 : 11,810,208.30 = 5,969,907.40 : x
  2. Step 2: Convert to fraction form
    7,873,472.20/11,810,208.30 = 5,969,907.40/x
  3. Step 3: Cross multiply
    7,873,472.20x = 11,810,208.30 × 5,969,907.40
  4. Step 4: Simplify right side
    7,873,472.20x = 70,505,849,925,711.42
  5. Step 5: Solve for x
    x = 70,505,849,925,711.42/7,873,472.20
  6. Step 6: Final answer
    x = 8,954,861.10

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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.