Home / 13,450,433.79-18,560,065.82-7,568,931.96

Finding the Fourth Proportional to 13,450,433.79, 18,560,065.82 and 7,568,931.96

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Solution

The fourth proportional to 13,450,433.79, 18,560,065.82 and 7,568,931.96 is: 10,444,263.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,450,433.79 : 18,560,065.82 = 7,568,931.96 : x
  2. Step 2: Convert to fraction form
    13,450,433.79/18,560,065.82 = 7,568,931.96/x
  3. Step 3: Cross multiply
    13,450,433.79x = 18,560,065.82 × 7,568,931.96
  4. Step 4: Simplify right side
    13,450,433.79x = 140,479,875,234,056.62
  5. Step 5: Solve for x
    x = 140,479,875,234,056.62/13,450,433.79
  6. Step 6: Final answer
    x = 10,444,263.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.