Home / 12,868,888.32-19,303,321.20-3,284,266.08

Finding the Fourth Proportional to 12,868,888.32, 19,303,321.20 and 3,284,266.08

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Solution

The fourth proportional to 12,868,888.32, 19,303,321.20 and 3,284,266.08 is: 4,926,396.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,888.32 : 19,303,321.20 = 3,284,266.08 : x
  2. Step 2: Convert to fraction form
    12,868,888.32/19,303,321.20 = 3,284,266.08/x
  3. Step 3: Cross multiply
    12,868,888.32x = 19,303,321.20 × 3,284,266.08
  4. Step 4: Simplify right side
    12,868,888.32x = 63,397,243,048,504.90
  5. Step 5: Solve for x
    x = 63,397,243,048,504.90/12,868,888.32
  6. Step 6: Final answer
    x = 4,926,396.24

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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.