Home / 13,960,393.20-20,941,972.20-4,861,090.80

Finding the Fourth Proportional to 13,960,393.20, 20,941,972.20 and 4,861,090.80

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Solution

The fourth proportional to 13,960,393.20, 20,941,972.20 and 4,861,090.80 is: 7,292,117.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960,393.20 : 20,941,972.20 = 4,861,090.80 : x
  2. Step 2: Convert to fraction form
    13,960,393.20/20,941,972.20 = 4,861,090.80/x
  3. Step 3: Cross multiply
    13,960,393.20x = 20,941,972.20 × 4,861,090.80
  4. Step 4: Simplify right side
    13,960,393.20x = 101,800,828,395,275.75
  5. Step 5: Solve for x
    x = 101,800,828,395,275.75/13,960,393.20
  6. Step 6: Final answer
    x = 7,292,117.56

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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.