Home / 18,216,669.95-27,320,974.00-5,260,008.05

Finding the Fourth Proportional to 18,216,669.95, 27,320,974.00 and 5,260,008.05

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Solution

The fourth proportional to 18,216,669.95, 27,320,974.00 and 5,260,008.05 is: 7,888,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216,669.95 : 27,320,974.00 = 5,260,008.05 : x
  2. Step 2: Convert to fraction form
    18,216,669.95/27,320,974.00 = 5,260,008.05/x
  3. Step 3: Cross multiply
    18,216,669.95x = 27,320,974.00 × 5,260,008.05
  4. Step 4: Simplify right side
    18,216,669.95x = 143,708,543,228,993.12
  5. Step 5: Solve for x
    x = 143,708,543,228,993.12/18,216,669.95
  6. Step 6: Final answer
    x = 7,888,848.16

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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.