Home / 27,962,969.80-38,590,095.46-15,573,063.08

Finding the Fourth Proportional to 27,962,969.80, 38,590,095.46 and 15,573,063.08

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Solution

The fourth proportional to 27,962,969.80, 38,590,095.46 and 15,573,063.08 is: 21,491,493.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,962,969.80 : 38,590,095.46 = 15,573,063.08 : x
  2. Step 2: Convert to fraction form
    27,962,969.80/38,590,095.46 = 15,573,063.08/x
  3. Step 3: Cross multiply
    27,962,969.80x = 38,590,095.46 × 15,573,063.08
  4. Step 4: Simplify right side
    27,962,969.80x = 600,965,990,861,801.62
  5. Step 5: Solve for x
    x = 600,965,990,861,801.62/27,962,969.80
  6. Step 6: Final answer
    x = 21,491,493.76

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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.