Home / 50,020,400.24-74,991,403.80-19,750,920.56

Finding the Fourth Proportional to 50,020,400.24, 74,991,403.80 and 19,750,920.56

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Solution

The fourth proportional to 50,020,400.24, 74,991,403.80 and 19,750,920.56 is: 29,610,903.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,020,400.24 : 74,991,403.80 = 19,750,920.56 : x
  2. Step 2: Convert to fraction form
    50,020,400.24/74,991,403.80 = 19,750,920.56/x
  3. Step 3: Cross multiply
    50,020,400.24x = 74,991,403.80 × 19,750,920.56
  4. Step 4: Simplify right side
    50,020,400.24x = 1,481,149,259,136,682
  5. Step 5: Solve for x
    x = 1,481,149,259,136,682/50,020,400.24
  6. Step 6: Final answer
    x = 29,610,903.79

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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.