Home / 14,100,067.32-19,458,142.38-8,876,531.40

Finding the Fourth Proportional to 14,100,067.32, 19,458,142.38 and 8,876,531.40

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Solution

The fourth proportional to 14,100,067.32, 19,458,142.38 and 8,876,531.40 is: 12,249,644.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100,067.32 : 19,458,142.38 = 8,876,531.40 : x
  2. Step 2: Convert to fraction form
    14,100,067.32/19,458,142.38 = 8,876,531.40/x
  3. Step 3: Cross multiply
    14,100,067.32x = 19,458,142.38 × 8,876,531.40
  4. Step 4: Simplify right side
    14,100,067.32x = 172,720,811,821,740.72
  5. Step 5: Solve for x
    x = 172,720,811,821,740.72/14,100,067.32
  6. Step 6: Final answer
    x = 12,249,644.48

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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.