Home / 11,123,565.40-16,697,789.70-10,392,621.40

Finding the Fourth Proportional to 11,123,565.40, 16,697,789.70 and 10,392,621.40

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Solution

The fourth proportional to 11,123,565.40, 16,697,789.70 and 10,392,621.40 is: 15,600,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123,565.40 : 16,697,789.70 = 10,392,621.40 : x
  2. Step 2: Convert to fraction form
    11,123,565.40/16,697,789.70 = 10,392,621.40/x
  3. Step 3: Cross multiply
    11,123,565.40x = 16,697,789.70 × 10,392,621.40
  4. Step 4: Simplify right side
    11,123,565.40x = 173,533,806,568,919.59
  5. Step 5: Solve for x
    x = 173,533,806,568,919.59/11,123,565.40
  6. Step 6: Final answer
    x = 15,600,556.15

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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.