Home / 36,641,231.20-54,961,846.80-21,272,744.80

Finding the Fourth Proportional to 36,641,231.20, 54,961,846.80 and 21,272,744.80

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Solution

The fourth proportional to 36,641,231.20, 54,961,846.80 and 21,272,744.80 is: 31,909,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,641,231.20 : 54,961,846.80 = 21,272,744.80 : x
  2. Step 2: Convert to fraction form
    36,641,231.20/54,961,846.80 = 21,272,744.80/x
  3. Step 3: Cross multiply
    36,641,231.20x = 54,961,846.80 × 21,272,744.80
  4. Step 4: Simplify right side
    36,641,231.20x = 1,169,189,340,713,096.50
  5. Step 5: Solve for x
    x = 1,169,189,340,713,096.50/36,641,231.20
  6. Step 6: Final answer
    x = 31,909,117.20

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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.