Home / 6,626,687.14-9,938,923.42-1,834,860.78

Finding the Fourth Proportional to 6,626,687.14, 9,938,923.42 and 1,834,860.78

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Solution

The fourth proportional to 6,626,687.14, 9,938,923.42 and 1,834,860.78 is: 2,751,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626,687.14 : 9,938,923.42 = 1,834,860.78 : x
  2. Step 2: Convert to fraction form
    6,626,687.14/9,938,923.42 = 1,834,860.78/x
  3. Step 3: Cross multiply
    6,626,687.14x = 9,938,923.42 × 1,834,860.78
  4. Step 4: Simplify right side
    6,626,687.14x = 18,236,540,778,781.47
  5. Step 5: Solve for x
    x = 18,236,540,778,781.47/6,626,687.14
  6. Step 6: Final answer
    x = 2,751,984.57

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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.