Home / 12,343,019.80-18,514,529.70-3,367,571.80

Finding the Fourth Proportional to 12,343,019.80, 18,514,529.70 and 3,367,571.80

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Solution

The fourth proportional to 12,343,019.80, 18,514,529.70 and 3,367,571.80 is: 5,051,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343,019.80 : 18,514,529.70 = 3,367,571.80 : x
  2. Step 2: Convert to fraction form
    12,343,019.80/18,514,529.70 = 3,367,571.80/x
  3. Step 3: Cross multiply
    12,343,019.80x = 18,514,529.70 × 3,367,571.80
  4. Step 4: Simplify right side
    12,343,019.80x = 62,349,008,107,982.45
  5. Step 5: Solve for x
    x = 62,349,008,107,982.45/12,343,019.80
  6. Step 6: Final answer
    x = 5,051,357.70

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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.