Home / 9,874,371.66-13,621,145.64-5,743,938.12

Finding the Fourth Proportional to 9,874,371.66, 13,621,145.64 and 5,743,938.12

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Solution

The fourth proportional to 9,874,371.66, 13,621,145.64 and 5,743,938.12 is: 7,923,442.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,874,371.66 : 13,621,145.64 = 5,743,938.12 : x
  2. Step 2: Convert to fraction form
    9,874,371.66/13,621,145.64 = 5,743,938.12/x
  3. Step 3: Cross multiply
    9,874,371.66x = 13,621,145.64 × 5,743,938.12
  4. Step 4: Simplify right side
    9,874,371.66x = 78,239,017,679,667.80
  5. Step 5: Solve for x
    x = 78,239,017,679,667.80/9,874,371.66
  6. Step 6: Final answer
    x = 7,923,442.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.