Home / 60,998,487.75-91,500,674.36-20,057,020.47

Finding the Fourth Proportional to 60,998,487.75, 91,500,674.36 and 20,057,020.47

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Solution

The fourth proportional to 60,998,487.75, 91,500,674.36 and 20,057,020.47 is: 30,086,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998,487.75 : 91,500,674.36 = 20,057,020.47 : x
  2. Step 2: Convert to fraction form
    60,998,487.75/91,500,674.36 = 20,057,020.47/x
  3. Step 3: Cross multiply
    60,998,487.75x = 91,500,674.36 × 20,057,020.47
  4. Step 4: Simplify right side
    60,998,487.75x = 1,835,230,898,557,039
  5. Step 5: Solve for x
    x = 1,835,230,898,557,039/60,998,487.75
  6. Step 6: Final answer
    x = 30,086,498.31

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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.