Home / 7,104,001.80-10,656,002.70-6,453,150.60

Finding the Fourth Proportional to 7,104,001.80, 10,656,002.70 and 6,453,150.60

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Solution

The fourth proportional to 7,104,001.80, 10,656,002.70 and 6,453,150.60 is: 9,679,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104,001.80 : 10,656,002.70 = 6,453,150.60 : x
  2. Step 2: Convert to fraction form
    7,104,001.80/10,656,002.70 = 6,453,150.60/x
  3. Step 3: Cross multiply
    7,104,001.80x = 10,656,002.70 × 6,453,150.60
  4. Step 4: Simplify right side
    7,104,001.80x = 68,764,790,217,106.61
  5. Step 5: Solve for x
    x = 68,764,790,217,106.61/7,104,001.80
  6. Step 6: Final answer
    x = 9,679,725.90

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Similar ratio
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1.5x scale

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.