Home / 12,293,612.20-18,440,418.30-5,916,320.20

Finding the Fourth Proportional to 12,293,612.20, 18,440,418.30 and 5,916,320.20

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Solution

The fourth proportional to 12,293,612.20, 18,440,418.30 and 5,916,320.20 is: 8,874,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,612.20 : 18,440,418.30 = 5,916,320.20 : x
  2. Step 2: Convert to fraction form
    12,293,612.20/18,440,418.30 = 5,916,320.20/x
  3. Step 3: Cross multiply
    12,293,612.20x = 18,440,418.30 × 5,916,320.20
  4. Step 4: Simplify right side
    12,293,612.20x = 109,099,419,284,739.67
  5. Step 5: Solve for x
    x = 109,099,419,284,739.67/12,293,612.20
  6. Step 6: Final answer
    x = 8,874,480.30

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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.