Home / 36,684,857.80-55,027,286.70-36,117,987.40

Finding the Fourth Proportional to 36,684,857.80, 55,027,286.70 and 36,117,987.40

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Solution

The fourth proportional to 36,684,857.80, 55,027,286.70 and 36,117,987.40 is: 54,176,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,684,857.80 : 55,027,286.70 = 36,117,987.40 : x
  2. Step 2: Convert to fraction form
    36,684,857.80/55,027,286.70 = 36,117,987.40/x
  3. Step 3: Cross multiply
    36,684,857.80x = 55,027,286.70 × 36,117,987.40
  4. Step 4: Simplify right side
    36,684,857.80x = 1,987,474,847,686,787.50
  5. Step 5: Solve for x
    x = 1,987,474,847,686,787.50/36,684,857.80
  6. Step 6: Final answer
    x = 54,176,981.10

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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.