Home / 18,380,045.80-27,570,068.70-4,916,873.80

Finding the Fourth Proportional to 18,380,045.80, 27,570,068.70 and 4,916,873.80

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Solution

The fourth proportional to 18,380,045.80, 27,570,068.70 and 4,916,873.80 is: 7,375,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,380,045.80 : 27,570,068.70 = 4,916,873.80 : x
  2. Step 2: Convert to fraction form
    18,380,045.80/27,570,068.70 = 4,916,873.80/x
  3. Step 3: Cross multiply
    18,380,045.80x = 27,570,068.70 × 4,916,873.80
  4. Step 4: Simplify right side
    18,380,045.80x = 135,558,548,455,230.05
  5. Step 5: Solve for x
    x = 135,558,548,455,230.05/18,380,045.80
  6. Step 6: Final answer
    x = 7,375,310.70

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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.