Home / 27,759,700.14-38,309,583.55-15,369,793.84

Finding the Fourth Proportional to 27,759,700.14, 38,309,583.55 and 15,369,793.84

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Solution

The fourth proportional to 27,759,700.14, 38,309,583.55 and 15,369,793.84 is: 21,210,978.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,759,700.14 : 38,309,583.55 = 15,369,793.84 : x
  2. Step 2: Convert to fraction form
    27,759,700.14/38,309,583.55 = 15,369,793.84/x
  3. Step 3: Cross multiply
    27,759,700.14x = 38,309,583.55 × 15,369,793.84
  4. Step 4: Simplify right side
    27,759,700.14x = 588,810,401,259,755.25
  5. Step 5: Solve for x
    x = 588,810,401,259,755.25/27,759,700.14
  6. Step 6: Final answer
    x = 21,210,978.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.