Home / 35,500,021.80-53,208,042.30-18,451,919.40

Finding the Fourth Proportional to 35,500,021.80, 53,208,042.30 and 18,451,919.40

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Solution

The fourth proportional to 35,500,021.80, 53,208,042.30 and 18,451,919.40 is: 27,656,053.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,500,021.80 : 53,208,042.30 = 18,451,919.40 : x
  2. Step 2: Convert to fraction form
    35,500,021.80/53,208,042.30 = 18,451,919.40/x
  3. Step 3: Cross multiply
    35,500,021.80x = 53,208,042.30 × 18,451,919.40
  4. Step 4: Simplify right side
    35,500,021.80x = 981,790,507,951,390.50
  5. Step 5: Solve for x
    x = 981,790,507,951,390.50/35,500,021.80
  6. Step 6: Final answer
    x = 27,656,053.66

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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.