Home / 6,849,234.81-10,275,324.57-1,991,625.69

Finding the Fourth Proportional to 6,849,234.81, 10,275,324.57 and 1,991,625.69

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Solution

The fourth proportional to 6,849,234.81, 10,275,324.57 and 1,991,625.69 is: 2,987,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849,234.81 : 10,275,324.57 = 1,991,625.69 : x
  2. Step 2: Convert to fraction form
    6,849,234.81/10,275,324.57 = 1,991,625.69/x
  3. Step 3: Cross multiply
    6,849,234.81x = 10,275,324.57 × 1,991,625.69
  4. Step 4: Simplify right side
    6,849,234.81x = 20,464,600,386,700.20
  5. Step 5: Solve for x
    x = 20,464,600,386,700.20/6,849,234.81
  6. Step 6: Final answer
    x = 2,987,866.67

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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.