Home / 20,676,395.88-31,019,219.46-6,300,588.78

Finding the Fourth Proportional to 20,676,395.88, 31,019,219.46 and 6,300,588.78

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Solution

The fourth proportional to 20,676,395.88, 31,019,219.46 and 6,300,588.78 is: 9,452,292.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,676,395.88 : 31,019,219.46 = 6,300,588.78 : x
  2. Step 2: Convert to fraction form
    20,676,395.88/31,019,219.46 = 6,300,588.78/x
  3. Step 3: Cross multiply
    20,676,395.88x = 31,019,219.46 × 6,300,588.78
  4. Step 4: Simplify right side
    20,676,395.88x = 195,439,346,094,033.69
  5. Step 5: Solve for x
    x = 195,439,346,094,033.69/20,676,395.88
  6. Step 6: Final answer
    x = 9,452,292.71

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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.