Home / 8,143,075.20-12,206,836.80-3,024,134.40

Finding the Fourth Proportional to 8,143,075.20, 12,206,836.80 and 3,024,134.40

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Solution

The fourth proportional to 8,143,075.20, 12,206,836.80 and 3,024,134.40 is: 4,533,313.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,075.20 : 12,206,836.80 = 3,024,134.40 : x
  2. Step 2: Convert to fraction form
    8,143,075.20/12,206,836.80 = 3,024,134.40/x
  3. Step 3: Cross multiply
    8,143,075.20x = 12,206,836.80 × 3,024,134.40
  4. Step 4: Simplify right side
    8,143,075.20x = 36,915,115,082,065.92
  5. Step 5: Solve for x
    x = 36,915,115,082,065.92/8,143,075.20
  6. Step 6: Final answer
    x = 4,533,313.79

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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.