Home / 13,591,127.58-18,755,750.49-7,479,556.02

Finding the Fourth Proportional to 13,591,127.58, 18,755,750.49 and 7,479,556.02

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Solution

The fourth proportional to 13,591,127.58, 18,755,750.49 and 7,479,556.02 is: 10,321,784.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591,127.58 : 18,755,750.49 = 7,479,556.02 : x
  2. Step 2: Convert to fraction form
    13,591,127.58/18,755,750.49 = 7,479,556.02/x
  3. Step 3: Cross multiply
    13,591,127.58x = 18,755,750.49 × 7,479,556.02
  4. Step 4: Simplify right side
    13,591,127.58x = 140,284,686,487,097.42
  5. Step 5: Solve for x
    x = 140,284,686,487,097.42/13,591,127.58
  6. Step 6: Final answer
    x = 10,321,784.24

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1.5x scale

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.