Home / 56,683,741.32-85,039,105.05-18,345,255.39

Finding the Fourth Proportional to 56,683,741.32, 85,039,105.05 and 18,345,255.39

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Solution

The fourth proportional to 56,683,741.32, 85,039,105.05 and 18,345,255.39 is: 27,522,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,683,741.32 : 85,039,105.05 = 18,345,255.39 : x
  2. Step 2: Convert to fraction form
    56,683,741.32/85,039,105.05 = 18,345,255.39/x
  3. Step 3: Cross multiply
    56,683,741.32x = 85,039,105.05 × 18,345,255.39
  4. Step 4: Simplify right side
    56,683,741.32x = 1,560,064,100,279,288.75
  5. Step 5: Solve for x
    x = 1,560,064,100,279,288.75/56,683,741.32
  6. Step 6: Final answer
    x = 27,522,250.01

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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.