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Finding the Fourth Proportional to 36,670,405.70, 55,005,608.55 and 36,670,405.70

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Solution

The fourth proportional to 36,670,405.70, 55,005,608.55 and 36,670,405.70 is: 55,005,608.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,670,405.70 : 55,005,608.55 = 36,670,405.70 : x
  2. Step 2: Convert to fraction form
    36,670,405.70/55,005,608.55 = 36,670,405.70/x
  3. Step 3: Cross multiply
    36,670,405.70x = 55,005,608.55 × 36,670,405.70
  4. Step 4: Simplify right side
    36,670,405.70x = 2,017,077,981,303,888.75
  5. Step 5: Solve for x
    x = 2,017,077,981,303,888.75/36,670,405.70
  6. Step 6: Final answer
    x = 55,005,608.55

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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.