Home / 18,216,664.14-27,320,965.52-5,260,002.36

Finding the Fourth Proportional to 18,216,664.14, 27,320,965.52 and 5,260,002.36

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Solution

The fourth proportional to 18,216,664.14, 27,320,965.52 and 5,260,002.36 is: 7,888,839.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216,664.14 : 27,320,965.52 = 5,260,002.36 : x
  2. Step 2: Convert to fraction form
    18,216,664.14/27,320,965.52 = 5,260,002.36/x
  3. Step 3: Cross multiply
    18,216,664.14x = 27,320,965.52 × 5,260,002.36
  4. Step 4: Simplify right side
    18,216,664.14x = 143,708,343,112,678.62
  5. Step 5: Solve for x
    x = 143,708,343,112,678.62/18,216,664.14
  6. Step 6: Final answer
    x = 7,888,839.69

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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.