Home / 4,989,619.90-7,465,745.85-3,553,623.10

Finding the Fourth Proportional to 4,989,619.90, 7,465,745.85 and 3,553,623.10

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Solution

The fourth proportional to 4,989,619.90, 7,465,745.85 and 3,553,623.10 is: 5,317,127.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,619.90 : 7,465,745.85 = 3,553,623.10 : x
  2. Step 2: Convert to fraction form
    4,989,619.90/7,465,745.85 = 3,553,623.10/x
  3. Step 3: Cross multiply
    4,989,619.90x = 7,465,745.85 × 3,553,623.10
  4. Step 4: Simplify right side
    4,989,619.90x = 26,530,446,911,289.13
  5. Step 5: Solve for x
    x = 26,530,446,911,289.13/4,989,619.90
  6. Step 6: Final answer
    x = 5,317,127.85

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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.