Home / 10,991,054.40-16,486,581.60-5,322,350.40

Finding the Fourth Proportional to 10,991,054.40, 16,486,581.60 and 5,322,350.40

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Solution

The fourth proportional to 10,991,054.40, 16,486,581.60 and 5,322,350.40 is: 7,983,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,991,054.40 : 16,486,581.60 = 5,322,350.40 : x
  2. Step 2: Convert to fraction form
    10,991,054.40/16,486,581.60 = 5,322,350.40/x
  3. Step 3: Cross multiply
    10,991,054.40x = 16,486,581.60 × 5,322,350.40
  4. Step 4: Simplify right side
    10,991,054.40x = 87,747,364,173,392.64
  5. Step 5: Solve for x
    x = 87,747,364,173,392.64/10,991,054.40
  6. Step 6: Final answer
    x = 7,983,525.60

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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.