Home / 13,177,308.80-19,764,140.70-4,085,658.20

Finding the Fourth Proportional to 13,177,308.80, 19,764,140.70 and 4,085,658.20

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Solution

The fourth proportional to 13,177,308.80, 19,764,140.70 and 4,085,658.20 is: 6,127,922.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177,308.80 : 19,764,140.70 = 4,085,658.20 : x
  2. Step 2: Convert to fraction form
    13,177,308.80/19,764,140.70 = 4,085,658.20/x
  3. Step 3: Cross multiply
    13,177,308.80x = 19,764,140.70 × 4,085,658.20
  4. Step 4: Simplify right side
    13,177,308.80x = 80,749,523,516,908.73
  5. Step 5: Solve for x
    x = 80,749,523,516,908.73/13,177,308.80
  6. Step 6: Final answer
    x = 6,127,922.23

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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.