Home / 16,819,343.70-25,229,015.55-16,659,911.40

Finding the Fourth Proportional to 16,819,343.70, 25,229,015.55 and 16,659,911.40

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Solution

The fourth proportional to 16,819,343.70, 25,229,015.55 and 16,659,911.40 is: 24,989,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819,343.70 : 25,229,015.55 = 16,659,911.40 : x
  2. Step 2: Convert to fraction form
    16,819,343.70/25,229,015.55 = 16,659,911.40/x
  3. Step 3: Cross multiply
    16,819,343.70x = 25,229,015.55 × 16,659,911.40
  4. Step 4: Simplify right side
    16,819,343.70x = 420,313,163,772,222.31
  5. Step 5: Solve for x
    x = 420,313,163,772,222.31/16,819,343.70
  6. Step 6: Final answer
    x = 24,989,867.10

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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.