Home / 6,471,346.20-9,713,240.10-3,280,075.80

Finding the Fourth Proportional to 6,471,346.20, 9,713,240.10 and 3,280,075.80

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Solution

The fourth proportional to 6,471,346.20, 9,713,240.10 and 3,280,075.80 is: 4,923,266.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,471,346.20 : 9,713,240.10 = 3,280,075.80 : x
  2. Step 2: Convert to fraction form
    6,471,346.20/9,713,240.10 = 3,280,075.80/x
  3. Step 3: Cross multiply
    6,471,346.20x = 9,713,240.10 × 3,280,075.80
  4. Step 4: Simplify right side
    6,471,346.20x = 31,860,163,791,599.58
  5. Step 5: Solve for x
    x = 31,860,163,791,599.58/6,471,346.20
  6. Step 6: Final answer
    x = 4,923,266.78

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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.