Home / 4,156,416.86-5,739,816.69-3,929,976.27

Finding the Fourth Proportional to 4,156,416.86, 5,739,816.69 and 3,929,976.27

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Solution

The fourth proportional to 4,156,416.86, 5,739,816.69 and 3,929,976.27 is: 5,427,112.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,416.86 : 5,739,816.69 = 3,929,976.27 : x
  2. Step 2: Convert to fraction form
    4,156,416.86/5,739,816.69 = 3,929,976.27/x
  3. Step 3: Cross multiply
    4,156,416.86x = 5,739,816.69 × 3,929,976.27
  4. Step 4: Simplify right side
    4,156,416.86x = 22,557,343,385,849.95
  5. Step 5: Solve for x
    x = 22,557,343,385,849.95/4,156,416.86
  6. Step 6: Final answer
    x = 5,427,112.86

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1.5x scale

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.