Home / 12,868,778.92-19,303,152.08-3,284,157.67

Finding the Fourth Proportional to 12,868,778.92, 19,303,152.08 and 3,284,157.67

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Solution

The fourth proportional to 12,868,778.92, 19,303,152.08 and 3,284,157.67 is: 4,926,232.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,778.92 : 19,303,152.08 = 3,284,157.67 : x
  2. Step 2: Convert to fraction form
    12,868,778.92/19,303,152.08 = 3,284,157.67/x
  3. Step 3: Cross multiply
    12,868,778.92x = 19,303,152.08 × 3,284,157.67
  4. Step 4: Simplify right side
    12,868,778.92x = 63,394,594,896,900.96
  5. Step 5: Solve for x
    x = 63,394,594,896,900.96/12,868,778.92
  6. Step 6: Final answer
    x = 4,926,232.34

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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.