Home / 28,858,875.82-39,825,893.30-16,468,722.56

Finding the Fourth Proportional to 28,858,875.82, 39,825,893.30 and 16,468,722.56

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Solution

The fourth proportional to 28,858,875.82, 39,825,893.30 and 16,468,722.56 is: 22,727,205.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,858,875.82 : 39,825,893.30 = 16,468,722.56 : x
  2. Step 2: Convert to fraction form
    28,858,875.82/39,825,893.30 = 16,468,722.56/x
  3. Step 3: Cross multiply
    28,858,875.82x = 39,825,893.30 × 16,468,722.56
  4. Step 4: Simplify right side
    28,858,875.82x = 655,881,587,479,084
  5. Step 5: Solve for x
    x = 655,881,587,479,084/28,858,875.82
  6. Step 6: Final answer
    x = 22,727,205.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.