Home / 6,475,136.20-9,718,925.10-3,283,865.80

Finding the Fourth Proportional to 6,475,136.20, 9,718,925.10 and 3,283,865.80

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Solution

The fourth proportional to 6,475,136.20, 9,718,925.10 and 3,283,865.80 is: 4,928,953.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,136.20 : 9,718,925.10 = 3,283,865.80 : x
  2. Step 2: Convert to fraction form
    6,475,136.20/9,718,925.10 = 3,283,865.80/x
  3. Step 3: Cross multiply
    6,475,136.20x = 9,718,925.10 × 3,283,865.80
  4. Step 4: Simplify right side
    6,475,136.20x = 31,915,645,748,651.58
  5. Step 5: Solve for x
    x = 31,915,645,748,651.58/6,475,136.20
  6. Step 6: Final answer
    x = 4,928,953.58

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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.