Home / 28,862,522.15-43,288,370.39-14,481,728.69

Finding the Fourth Proportional to 28,862,522.15, 43,288,370.39 and 14,481,728.69

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Solution

The fourth proportional to 28,862,522.15, 43,288,370.39 and 14,481,728.69 is: 21,719,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,862,522.15 : 43,288,370.39 = 14,481,728.69 : x
  2. Step 2: Convert to fraction form
    28,862,522.15/43,288,370.39 = 14,481,728.69/x
  3. Step 3: Cross multiply
    28,862,522.15x = 43,288,370.39 × 14,481,728.69
  4. Step 4: Simplify right side
    28,862,522.15x = 626,890,435,239,972
  5. Step 5: Solve for x
    x = 626,890,435,239,972/28,862,522.15
  6. Step 6: Final answer
    x = 21,719,877.15

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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.