Home / 11,088,221.20-16,632,331.80-9,716,880.40

Finding the Fourth Proportional to 11,088,221.20, 16,632,331.80 and 9,716,880.40

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Solution

The fourth proportional to 11,088,221.20, 16,632,331.80 and 9,716,880.40 is: 14,575,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088,221.20 : 16,632,331.80 = 9,716,880.40 : x
  2. Step 2: Convert to fraction form
    11,088,221.20/16,632,331.80 = 9,716,880.40/x
  3. Step 3: Cross multiply
    11,088,221.20x = 16,632,331.80 × 9,716,880.40
  4. Step 4: Simplify right side
    11,088,221.20x = 161,614,378,873,716.72
  5. Step 5: Solve for x
    x = 161,614,378,873,716.72/11,088,221.20
  6. Step 6: Final answer
    x = 14,575,320.60

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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.