Home / 12,868,903.07-19,303,339.07-3,284,282.62

Finding the Fourth Proportional to 12,868,903.07, 19,303,339.07 and 3,284,282.62

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Solution

The fourth proportional to 12,868,903.07, 19,303,339.07 and 3,284,282.62 is: 4,926,419.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,903.07 : 19,303,339.07 = 3,284,282.62 : x
  2. Step 2: Convert to fraction form
    12,868,903.07/19,303,339.07 = 3,284,282.62/x
  3. Step 3: Cross multiply
    12,868,903.07x = 19,303,339.07 × 3,284,282.62
  4. Step 4: Simplify right side
    12,868,903.07x = 63,397,621,015,567.97
  5. Step 5: Solve for x
    x = 63,397,621,015,567.97/12,868,903.07
  6. Step 6: Final answer
    x = 4,926,419.97

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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.