Home / 5,391,542.31-7,427,683.56-3,756,983.37

Finding the Fourth Proportional to 5,391,542.31, 7,427,683.56 and 3,756,983.37

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Solution

The fourth proportional to 5,391,542.31, 7,427,683.56 and 3,756,983.37 is: 5,175,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,542.31 : 7,427,683.56 = 3,756,983.37 : x
  2. Step 2: Convert to fraction form
    5,391,542.31/7,427,683.56 = 3,756,983.37/x
  3. Step 3: Cross multiply
    5,391,542.31x = 7,427,683.56 × 3,756,983.37
  4. Step 4: Simplify right side
    5,391,542.31x = 27,905,683,612,542.40
  5. Step 5: Solve for x
    x = 27,905,683,612,542.40/5,391,542.31
  6. Step 6: Final answer
    x = 5,175,825.77

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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.