Home / 10,887,654.40-15,024,843.84-5,992,771.84

Finding the Fourth Proportional to 10,887,654.40, 15,024,843.84 and 5,992,771.84

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Solution

The fourth proportional to 10,887,654.40, 15,024,843.84 and 5,992,771.84 is: 8,269,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887,654.40 : 15,024,843.84 = 5,992,771.84 : x
  2. Step 2: Convert to fraction form
    10,887,654.40/15,024,843.84 = 5,992,771.84/x
  3. Step 3: Cross multiply
    10,887,654.40x = 15,024,843.84 × 5,992,771.84
  4. Step 4: Simplify right side
    10,887,654.40x = 90,040,461,064,749.47
  5. Step 5: Solve for x
    x = 90,040,461,064,749.47/10,887,654.40
  6. Step 6: Final answer
    x = 8,269,959.51

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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.