Home / 40,439,385.20-60,659,077.80-11,686,458.80

Finding the Fourth Proportional to 40,439,385.20, 60,659,077.80 and 11,686,458.80

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Solution

The fourth proportional to 40,439,385.20, 60,659,077.80 and 11,686,458.80 is: 17,529,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439,385.20 : 60,659,077.80 = 11,686,458.80 : x
  2. Step 2: Convert to fraction form
    40,439,385.20/60,659,077.80 = 11,686,458.80/x
  3. Step 3: Cross multiply
    40,439,385.20x = 60,659,077.80 × 11,686,458.80
  4. Step 4: Simplify right side
    40,439,385.20x = 708,889,813,555,694.62
  5. Step 5: Solve for x
    x = 708,889,813,555,694.62/40,439,385.20
  6. Step 6: Final answer
    x = 17,529,688.20

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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.