Home / 11,335,201.20-17,002,801.80-10,721,091.60

Finding the Fourth Proportional to 11,335,201.20, 17,002,801.80 and 10,721,091.60

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Solution

The fourth proportional to 11,335,201.20, 17,002,801.80 and 10,721,091.60 is: 16,081,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335,201.20 : 17,002,801.80 = 10,721,091.60 : x
  2. Step 2: Convert to fraction form
    11,335,201.20/17,002,801.80 = 10,721,091.60/x
  3. Step 3: Cross multiply
    11,335,201.20x = 17,002,801.80 × 10,721,091.60
  4. Step 4: Simplify right side
    11,335,201.20x = 182,288,595,554,444.88
  5. Step 5: Solve for x
    x = 182,288,595,554,444.88/11,335,201.20
  6. Step 6: Final answer
    x = 16,081,637.40

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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.