Home / 56,683,834.32-85,039,244.94-18,345,348.84

Finding the Fourth Proportional to 56,683,834.32, 85,039,244.94 and 18,345,348.84

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Solution

The fourth proportional to 56,683,834.32, 85,039,244.94 and 18,345,348.84 is: 27,522,390.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,683,834.32 : 85,039,244.94 = 18,345,348.84 : x
  2. Step 2: Convert to fraction form
    56,683,834.32/85,039,244.94 = 18,345,348.84/x
  3. Step 3: Cross multiply
    56,683,834.32x = 85,039,244.94 × 18,345,348.84
  4. Step 4: Simplify right side
    56,683,834.32x = 1,560,074,613,514,504.75
  5. Step 5: Solve for x
    x = 1,560,074,613,514,504.75/56,683,834.32
  6. Step 6: Final answer
    x = 27,522,390.33

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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.