Home / 28,727,713.20-43,093,513.80-11,688,682.80

Finding the Fourth Proportional to 28,727,713.20, 43,093,513.80 and 11,688,682.80

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Solution

The fourth proportional to 28,727,713.20, 43,093,513.80 and 11,688,682.80 is: 17,533,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,727,713.20 : 43,093,513.80 = 11,688,682.80 : x
  2. Step 2: Convert to fraction form
    28,727,713.20/43,093,513.80 = 11,688,682.80/x
  3. Step 3: Cross multiply
    28,727,713.20x = 43,093,513.80 × 11,688,682.80
  4. Step 4: Simplify right side
    28,727,713.20x = 503,706,413,545,622.62
  5. Step 5: Solve for x
    x = 503,706,413,545,622.62/28,727,713.20
  6. Step 6: Final answer
    x = 17,533,815.17

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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.