Home / 25,527,067.32-38,290,934.43-8,487,739.92

Finding the Fourth Proportional to 25,527,067.32, 38,290,934.43 and 8,487,739.92

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Solution

The fourth proportional to 25,527,067.32, 38,290,934.43 and 8,487,739.92 is: 12,731,720.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,527,067.32 : 38,290,934.43 = 8,487,739.92 : x
  2. Step 2: Convert to fraction form
    25,527,067.32/38,290,934.43 = 8,487,739.92/x
  3. Step 3: Cross multiply
    25,527,067.32x = 38,290,934.43 × 8,487,739.92
  4. Step 4: Simplify right side
    25,527,067.32x = 325,003,492,735,613.44
  5. Step 5: Solve for x
    x = 325,003,492,735,613.44/25,527,067.32
  6. Step 6: Final answer
    x = 12,731,720.75

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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.