Home / 5,315,007.60-7,972,511.40-3,719,372.40

Finding the Fourth Proportional to 5,315,007.60, 7,972,511.40 and 3,719,372.40

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Solution

The fourth proportional to 5,315,007.60, 7,972,511.40 and 3,719,372.40 is: 5,579,058.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,007.60 : 7,972,511.40 = 3,719,372.40 : x
  2. Step 2: Convert to fraction form
    5,315,007.60/7,972,511.40 = 3,719,372.40/x
  3. Step 3: Cross multiply
    5,315,007.60x = 7,972,511.40 × 3,719,372.40
  4. Step 4: Simplify right side
    5,315,007.60x = 29,652,738,859,845.36
  5. Step 5: Solve for x
    x = 29,652,738,859,845.36/5,315,007.60
  6. Step 6: Final answer
    x = 5,579,058.60

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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.