Home / 20,297,927.70-30,440,986.65-11,204,381.70

Finding the Fourth Proportional to 20,297,927.70, 30,440,986.65 and 11,204,381.70

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Solution

The fourth proportional to 20,297,927.70, 30,440,986.65 and 11,204,381.70 is: 16,803,313.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,297,927.70 : 30,440,986.65 = 11,204,381.70 : x
  2. Step 2: Convert to fraction form
    20,297,927.70/30,440,986.65 = 11,204,381.70/x
  3. Step 3: Cross multiply
    20,297,927.70x = 30,440,986.65 × 11,204,381.70
  4. Step 4: Simplify right side
    20,297,927.70x = 341,072,433,751,204.25
  5. Step 5: Solve for x
    x = 341,072,433,751,204.25/20,297,927.70
  6. Step 6: Final answer
    x = 16,803,313.07

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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.