Home / 6,476,899.20-9,721,569.60-3,285,628.80

Finding the Fourth Proportional to 6,476,899.20, 9,721,569.60 and 3,285,628.80

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Solution

The fourth proportional to 6,476,899.20, 9,721,569.60 and 3,285,628.80 is: 4,931,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476,899.20 : 9,721,569.60 = 3,285,628.80 : x
  2. Step 2: Convert to fraction form
    6,476,899.20/9,721,569.60 = 3,285,628.80/x
  3. Step 3: Cross multiply
    6,476,899.20x = 9,721,569.60 × 3,285,628.80
  4. Step 4: Simplify right side
    6,476,899.20x = 31,941,469,058,964.48
  5. Step 5: Solve for x
    x = 31,941,469,058,964.48/6,476,899.20
  6. Step 6: Final answer
    x = 4,931,598.91

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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.