Home / 27,140,820.70-40,711,231.05-9,189,924.70

Finding the Fourth Proportional to 27,140,820.70, 40,711,231.05 and 9,189,924.70

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Solution

The fourth proportional to 27,140,820.70, 40,711,231.05 and 9,189,924.70 is: 13,784,887.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,140,820.70 : 40,711,231.05 = 9,189,924.70 : x
  2. Step 2: Convert to fraction form
    27,140,820.70/40,711,231.05 = 9,189,924.70/x
  3. Step 3: Cross multiply
    27,140,820.70x = 40,711,231.05 × 9,189,924.70
  4. Step 4: Simplify right side
    27,140,820.70x = 374,133,147,793,801.88
  5. Step 5: Solve for x
    x = 374,133,147,793,801.88/27,140,820.70
  6. Step 6: Final answer
    x = 13,784,887.05

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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.