Home / 18,650,015.04-27,976,597.12-5,186,843.04

Finding the Fourth Proportional to 18,650,015.04, 27,976,597.12 and 5,186,843.04

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Solution

The fourth proportional to 18,650,015.04, 27,976,597.12 and 5,186,843.04 is: 7,780,702.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,650,015.04 : 27,976,597.12 = 5,186,843.04 : x
  2. Step 2: Convert to fraction form
    18,650,015.04/27,976,597.12 = 5,186,843.04/x
  3. Step 3: Cross multiply
    18,650,015.04x = 27,976,597.12 × 5,186,843.04
  4. Step 4: Simplify right side
    18,650,015.04x = 145,110,218,054,756.06
  5. Step 5: Solve for x
    x = 145,110,218,054,756.06/18,650,015.04
  6. Step 6: Final answer
    x = 7,780,702.47

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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.