Home / 18,976,543.68-28,466,565.39-6,197,115.36

Finding the Fourth Proportional to 18,976,543.68, 28,466,565.39 and 6,197,115.36

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Solution

The fourth proportional to 18,976,543.68, 28,466,565.39 and 6,197,115.36 is: 9,296,244.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,976,543.68 : 28,466,565.39 = 6,197,115.36 : x
  2. Step 2: Convert to fraction form
    18,976,543.68/28,466,565.39 = 6,197,115.36/x
  3. Step 3: Cross multiply
    18,976,543.68x = 28,466,565.39 × 6,197,115.36
  4. Step 4: Simplify right side
    18,976,543.68x = 176,410,589,624,813.41
  5. Step 5: Solve for x
    x = 176,410,589,624,813.41/18,976,543.68
  6. Step 6: Final answer
    x = 9,296,244.49

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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.