Home / 15,051,210.32-20,770,709.64-8,175,636.56

Finding the Fourth Proportional to 15,051,210.32, 20,770,709.64 and 8,175,636.56

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Solution

The fourth proportional to 15,051,210.32, 20,770,709.64 and 8,175,636.56 is: 11,282,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,051,210.32 : 20,770,709.64 = 8,175,636.56 : x
  2. Step 2: Convert to fraction form
    15,051,210.32/20,770,709.64 = 8,175,636.56/x
  3. Step 3: Cross multiply
    15,051,210.32x = 20,770,709.64 × 8,175,636.56
  4. Step 4: Simplify right side
    15,051,210.32x = 169,813,773,109,928.44
  5. Step 5: Solve for x
    x = 169,813,773,109,928.44/15,051,210.32
  6. Step 6: Final answer
    x = 11,282,399.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.