Home / 20,232,691.07-27,921,093.89-10,940,238.95

Finding the Fourth Proportional to 20,232,691.07, 27,921,093.89 and 10,940,238.95

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Solution

The fourth proportional to 20,232,691.07, 27,921,093.89 and 10,940,238.95 is: 15,097,519.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232,691.07 : 27,921,093.89 = 10,940,238.95 : x
  2. Step 2: Convert to fraction form
    20,232,691.07/27,921,093.89 = 10,940,238.95/x
  3. Step 3: Cross multiply
    20,232,691.07x = 27,921,093.89 × 10,940,238.95
  4. Step 4: Simplify right side
    20,232,691.07x = 305,463,438,707,678.38
  5. Step 5: Solve for x
    x = 305,463,438,707,678.38/20,232,691.07
  6. Step 6: Final answer
    x = 15,097,519.04

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1.5x scale

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.