Home / 4,342,808.20-6,519,461.10-4,311,315.40

Finding the Fourth Proportional to 4,342,808.20, 6,519,461.10 and 4,311,315.40

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Solution

The fourth proportional to 4,342,808.20, 6,519,461.10 and 4,311,315.40 is: 6,472,183.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342,808.20 : 6,519,461.10 = 4,311,315.40 : x
  2. Step 2: Convert to fraction form
    4,342,808.20/6,519,461.10 = 4,311,315.40/x
  3. Step 3: Cross multiply
    4,342,808.20x = 6,519,461.10 × 4,311,315.40
  4. Step 4: Simplify right side
    4,342,808.20x = 28,107,453,040,130.94
  5. Step 5: Solve for x
    x = 28,107,453,040,130.94/4,342,808.20
  6. Step 6: Final answer
    x = 6,472,183.84

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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.