Home / 27,995,902.36-38,634,344.94-15,118,846.36

Finding the Fourth Proportional to 27,995,902.36, 38,634,344.94 and 15,118,846.36

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Solution

The fourth proportional to 27,995,902.36, 38,634,344.94 and 15,118,846.36 is: 20,864,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995,902.36 : 38,634,344.94 = 15,118,846.36 : x
  2. Step 2: Convert to fraction form
    27,995,902.36/38,634,344.94 = 15,118,846.36/x
  3. Step 3: Cross multiply
    27,995,902.36x = 38,634,344.94 × 15,118,846.36
  4. Step 4: Simplify right side
    27,995,902.36x = 584,106,725,367,103.38
  5. Step 5: Solve for x
    x = 584,106,725,367,103.38/27,995,902.36
  6. Step 6: Final answer
    x = 20,864,007.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.