Home / 12,367,076.15-18,541,922.02-5,447,271.47

Finding the Fourth Proportional to 12,367,076.15, 18,541,922.02 and 5,447,271.47

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Solution

The fourth proportional to 12,367,076.15, 18,541,922.02 and 5,447,271.47 is: 8,167,078.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,076.15 : 18,541,922.02 = 5,447,271.47 : x
  2. Step 2: Convert to fraction form
    12,367,076.15/18,541,922.02 = 5,447,271.47/x
  3. Step 3: Cross multiply
    12,367,076.15x = 18,541,922.02 × 5,447,271.47
  4. Step 4: Simplify right side
    12,367,076.15x = 101,002,882,712,182.97
  5. Step 5: Solve for x
    x = 101,002,882,712,182.97/12,367,076.15
  6. Step 6: Final answer
    x = 8,167,078.58

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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.