Home / 7,136,505.30-10,701,647.55-2,875,257.30

Finding the Fourth Proportional to 7,136,505.30, 10,701,647.55 and 2,875,257.30

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Solution

The fourth proportional to 7,136,505.30, 10,701,647.55 and 2,875,257.30 is: 4,311,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,505.30 : 10,701,647.55 = 2,875,257.30 : x
  2. Step 2: Convert to fraction form
    7,136,505.30/10,701,647.55 = 2,875,257.30/x
  3. Step 3: Cross multiply
    7,136,505.30x = 10,701,647.55 × 2,875,257.30
  4. Step 4: Simplify right side
    7,136,505.30x = 30,769,990,240,164.61
  5. Step 5: Solve for x
    x = 30,769,990,240,164.61/7,136,505.30
  6. Step 6: Final answer
    x = 4,311,632.79

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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.