Home / 20,372,674.53-30,571,581.30-9,440,826.53

Finding the Fourth Proportional to 20,372,674.53, 30,571,581.30 and 9,440,826.53

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Solution

The fourth proportional to 20,372,674.53, 30,571,581.30 and 9,440,826.53 is: 14,167,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,372,674.53 : 30,571,581.30 = 9,440,826.53 : x
  2. Step 2: Convert to fraction form
    20,372,674.53/30,571,581.30 = 9,440,826.53/x
  3. Step 3: Cross multiply
    20,372,674.53x = 30,571,581.30 × 9,440,826.53
  4. Step 4: Simplify right side
    20,372,674.53x = 288,620,995,648,234
  5. Step 5: Solve for x
    x = 288,620,995,648,234/20,372,674.53
  6. Step 6: Final answer
    x = 14,167,064.58

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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.