Home / 19,711,015.40-29,544,404.70-11,195,431.40

Finding the Fourth Proportional to 19,711,015.40, 29,544,404.70 and 11,195,431.40

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Solution

The fourth proportional to 19,711,015.40, 29,544,404.70 and 11,195,431.40 is: 16,780,584.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711,015.40 : 29,544,404.70 = 11,195,431.40 : x
  2. Step 2: Convert to fraction form
    19,711,015.40/29,544,404.70 = 11,195,431.40/x
  3. Step 3: Cross multiply
    19,711,015.40x = 29,544,404.70 × 11,195,431.40
  4. Step 4: Simplify right side
    19,711,015.40x = 330,762,356,072,687.56
  5. Step 5: Solve for x
    x = 330,762,356,072,687.56/19,711,015.40
  6. Step 6: Final answer
    x = 16,780,584.33

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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.