Home / 10,429,541.40-15,647,033.70-4,040,002.20

Finding the Fourth Proportional to 10,429,541.40, 15,647,033.70 and 4,040,002.20

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Solution

The fourth proportional to 10,429,541.40, 15,647,033.70 and 4,040,002.20 is: 6,061,057.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429,541.40 : 15,647,033.70 = 4,040,002.20 : x
  2. Step 2: Convert to fraction form
    10,429,541.40/15,647,033.70 = 4,040,002.20/x
  3. Step 3: Cross multiply
    10,429,541.40x = 15,647,033.70 × 4,040,002.20
  4. Step 4: Simplify right side
    10,429,541.40x = 63,214,050,571,474.14
  5. Step 5: Solve for x
    x = 63,214,050,571,474.14/10,429,541.40
  6. Step 6: Final answer
    x = 6,061,057.54

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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.