Home / 20,102,926.32-30,167,143.14-8,588,480.19

Finding the Fourth Proportional to 20,102,926.32, 30,167,143.14 and 8,588,480.19

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Solution

The fourth proportional to 20,102,926.32, 30,167,143.14 and 8,588,480.19 is: 12,888,168.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,102,926.32 : 30,167,143.14 = 8,588,480.19 : x
  2. Step 2: Convert to fraction form
    20,102,926.32/30,167,143.14 = 8,588,480.19/x
  3. Step 3: Cross multiply
    20,102,926.32x = 30,167,143.14 × 8,588,480.19
  4. Step 4: Simplify right side
    20,102,926.32x = 259,089,911,246,784.38
  5. Step 5: Solve for x
    x = 259,089,911,246,784.38/20,102,926.32
  6. Step 6: Final answer
    x = 12,888,168.97

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1.5x scale

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.