Home / 7,382,031.40-11,073,047.10-6,784,834.60

Finding the Fourth Proportional to 7,382,031.40, 11,073,047.10 and 6,784,834.60

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Solution

The fourth proportional to 7,382,031.40, 11,073,047.10 and 6,784,834.60 is: 10,177,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382,031.40 : 11,073,047.10 = 6,784,834.60 : x
  2. Step 2: Convert to fraction form
    7,382,031.40/11,073,047.10 = 6,784,834.60/x
  3. Step 3: Cross multiply
    7,382,031.40x = 11,073,047.10 × 6,784,834.60
  4. Step 4: Simplify right side
    7,382,031.40x = 75,128,793,091,509.66
  5. Step 5: Solve for x
    x = 75,128,793,091,509.66/7,382,031.40
  6. Step 6: Final answer
    x = 10,177,251.90

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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.