Home / 19,997,037.45-27,598,156.11-11,295,770.55

Finding the Fourth Proportional to 19,997,037.45, 27,598,156.11 and 11,295,770.55

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Solution

The fourth proportional to 19,997,037.45, 27,598,156.11 and 11,295,770.55 is: 15,589,431.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,997,037.45 : 27,598,156.11 = 11,295,770.55 : x
  2. Step 2: Convert to fraction form
    19,997,037.45/27,598,156.11 = 11,295,770.55/x
  3. Step 3: Cross multiply
    19,997,037.45x = 27,598,156.11 × 11,295,770.55
  4. Step 4: Simplify right side
    19,997,037.45x = 311,742,439,073,387.12
  5. Step 5: Solve for x
    x = 311,742,439,073,387.12/19,997,037.45
  6. Step 6: Final answer
    x = 15,589,431.18

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1.5x scale

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.