Home / 7,492,433.75-10,330,939.55-5,535,143.88

Finding the Fourth Proportional to 7,492,433.75, 10,330,939.55 and 5,535,143.88

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Solution

The fourth proportional to 7,492,433.75, 10,330,939.55 and 5,535,143.88 is: 7,632,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492,433.75 : 10,330,939.55 = 5,535,143.88 : x
  2. Step 2: Convert to fraction form
    7,492,433.75/10,330,939.55 = 5,535,143.88/x
  3. Step 3: Cross multiply
    7,492,433.75x = 10,330,939.55 × 5,535,143.88
  4. Step 4: Simplify right side
    7,492,433.75x = 57,183,236,797,156.73
  5. Step 5: Solve for x
    x = 57,183,236,797,156.73/7,492,433.75
  6. Step 6: Final answer
    x = 7,632,131.13

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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.