Home / 49,687,504.40-74,486,933.40-19,388,320.40

Finding the Fourth Proportional to 49,687,504.40, 74,486,933.40 and 19,388,320.40

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Solution

The fourth proportional to 49,687,504.40, 74,486,933.40 and 19,388,320.40 is: 29,065,185.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,687,504.40 : 74,486,933.40 = 19,388,320.40 : x
  2. Step 2: Convert to fraction form
    49,687,504.40/74,486,933.40 = 19,388,320.40/x
  3. Step 3: Cross multiply
    49,687,504.40x = 74,486,933.40 × 19,388,320.40
  4. Step 4: Simplify right side
    49,687,504.40x = 1,444,176,530,372,661.25
  5. Step 5: Solve for x
    x = 1,444,176,530,372,661.25/49,687,504.40
  6. Step 6: Final answer
    x = 29,065,185.46

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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.