Home / 15,944,800.80-23,917,201.20-7,425,998.40

Finding the Fourth Proportional to 15,944,800.80, 23,917,201.20 and 7,425,998.40

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Solution

The fourth proportional to 15,944,800.80, 23,917,201.20 and 7,425,998.40 is: 11,138,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,944,800.80 : 23,917,201.20 = 7,425,998.40 : x
  2. Step 2: Convert to fraction form
    15,944,800.80/23,917,201.20 = 7,425,998.40/x
  3. Step 3: Cross multiply
    15,944,800.80x = 23,917,201.20 × 7,425,998.40
  4. Step 4: Simplify right side
    15,944,800.80x = 177,609,097,843,678.09
  5. Step 5: Solve for x
    x = 177,609,097,843,678.09/15,944,800.80
  6. Step 6: Final answer
    x = 11,138,997.60

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1.5x scale

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.