Home / 11,872,105.80-17,811,229.02-6,952,292.40

Finding the Fourth Proportional to 11,872,105.80, 17,811,229.02 and 6,952,292.40

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Solution

The fourth proportional to 11,872,105.80, 17,811,229.02 and 6,952,292.40 is: 10,430,236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872,105.80 : 17,811,229.02 = 6,952,292.40 : x
  2. Step 2: Convert to fraction form
    11,872,105.80/17,811,229.02 = 6,952,292.40/x
  3. Step 3: Cross multiply
    11,872,105.80x = 17,811,229.02 × 6,952,292.40
  4. Step 4: Simplify right side
    11,872,105.80x = 123,828,872,150,405.45
  5. Step 5: Solve for x
    x = 123,828,872,150,405.45/11,872,105.80
  6. Step 6: Final answer
    x = 10,430,236.58

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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.