Home / 5,621,695.92-7,757,939.84-3,140,917.16

Finding the Fourth Proportional to 5,621,695.92, 7,757,939.84 and 3,140,917.16

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Solution

The fourth proportional to 5,621,695.92, 7,757,939.84 and 3,140,917.16 is: 4,334,465.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621,695.92 : 7,757,939.84 = 3,140,917.16 : x
  2. Step 2: Convert to fraction form
    5,621,695.92/7,757,939.84 = 3,140,917.16/x
  3. Step 3: Cross multiply
    5,621,695.92x = 7,757,939.84 × 3,140,917.16
  4. Step 4: Simplify right side
    5,621,695.92x = 24,367,046,315,209.37
  5. Step 5: Solve for x
    x = 24,367,046,315,209.37/5,621,695.92
  6. Step 6: Final answer
    x = 4,334,465.38

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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.