Home / 9,274,121.91-13,911,218.43-3,878,987.70

Finding the Fourth Proportional to 9,274,121.91, 13,911,218.43 and 3,878,987.70

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Solution

The fourth proportional to 9,274,121.91, 13,911,218.43 and 3,878,987.70 is: 5,818,496.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274,121.91 : 13,911,218.43 = 3,878,987.70 : x
  2. Step 2: Convert to fraction form
    9,274,121.91/13,911,218.43 = 3,878,987.70/x
  3. Step 3: Cross multiply
    9,274,121.91x = 13,911,218.43 × 3,878,987.70
  4. Step 4: Simplify right side
    9,274,121.91x = 53,961,445,181,983.31
  5. Step 5: Solve for x
    x = 53,961,445,181,983.31/9,274,121.91
  6. Step 6: Final answer
    x = 5,818,496.43

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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.