Home / 5,184,940.10-7,777,410.15-4,102,520.90

Finding the Fourth Proportional to 5,184,940.10, 7,777,410.15 and 4,102,520.90

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Solution

The fourth proportional to 5,184,940.10, 7,777,410.15 and 4,102,520.90 is: 6,153,781.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,940.10 : 7,777,410.15 = 4,102,520.90 : x
  2. Step 2: Convert to fraction form
    5,184,940.10/7,777,410.15 = 4,102,520.90/x
  3. Step 3: Cross multiply
    5,184,940.10x = 7,777,410.15 × 4,102,520.90
  4. Step 4: Simplify right side
    5,184,940.10x = 31,906,987,688,247.14
  5. Step 5: Solve for x
    x = 31,906,987,688,247.14/5,184,940.10
  6. Step 6: Final answer
    x = 6,153,781.35

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1.5x scale

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.