Home / 10,378,809.70-15,568,214.55-6,795,628.90

Finding the Fourth Proportional to 10,378,809.70, 15,568,214.55 and 6,795,628.90

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Solution

The fourth proportional to 10,378,809.70, 15,568,214.55 and 6,795,628.90 is: 10,193,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378,809.70 : 15,568,214.55 = 6,795,628.90 : x
  2. Step 2: Convert to fraction form
    10,378,809.70/15,568,214.55 = 6,795,628.90/x
  3. Step 3: Cross multiply
    10,378,809.70x = 15,568,214.55 × 6,795,628.90
  4. Step 4: Simplify right side
    10,378,809.70x = 105,795,808,717,380.50
  5. Step 5: Solve for x
    x = 105,795,808,717,380.50/10,378,809.70
  6. Step 6: Final answer
    x = 10,193,443.35

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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.