Home / 18,601,145.46-27,842,021.29-9,943,602.51

Finding the Fourth Proportional to 18,601,145.46, 27,842,021.29 and 9,943,602.51

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Solution

The fourth proportional to 18,601,145.46, 27,842,021.29 and 9,943,602.51 is: 14,883,491.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601,145.46 : 27,842,021.29 = 9,943,602.51 : x
  2. Step 2: Convert to fraction form
    18,601,145.46/27,842,021.29 = 9,943,602.51/x
  3. Step 3: Cross multiply
    18,601,145.46x = 27,842,021.29 × 9,943,602.51
  4. Step 4: Simplify right side
    18,601,145.46x = 276,849,992,782,717.44
  5. Step 5: Solve for x
    x = 276,849,992,782,717.44/18,601,145.46
  6. Step 6: Final answer
    x = 14,883,491.63

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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.