Home / 6,415,136.60-9,624,141.22-2,155,188.65

Finding the Fourth Proportional to 6,415,136.60, 9,624,141.22 and 2,155,188.65

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Solution

The fourth proportional to 6,415,136.60, 9,624,141.22 and 2,155,188.65 is: 3,233,265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415,136.60 : 9,624,141.22 = 2,155,188.65 : x
  2. Step 2: Convert to fraction form
    6,415,136.60/9,624,141.22 = 2,155,188.65/x
  3. Step 3: Cross multiply
    6,415,136.60x = 9,624,141.22 × 2,155,188.65
  4. Step 4: Simplify right side
    6,415,136.60x = 20,741,839,869,832.47
  5. Step 5: Solve for x
    x = 20,741,839,869,832.47/6,415,136.60
  6. Step 6: Final answer
    x = 3,233,265.51

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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.