Home / 20,032,183.28-27,645,038.70-11,330,185.61

Finding the Fourth Proportional to 20,032,183.28, 27,645,038.70 and 11,330,185.61

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Solution

The fourth proportional to 20,032,183.28, 27,645,038.70 and 11,330,185.61 is: 15,636,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032,183.28 : 27,645,038.70 = 11,330,185.61 : x
  2. Step 2: Convert to fraction form
    20,032,183.28/27,645,038.70 = 11,330,185.61/x
  3. Step 3: Cross multiply
    20,032,183.28x = 27,645,038.70 × 11,330,185.61
  4. Step 4: Simplify right side
    20,032,183.28x = 313,223,419,666,633.06
  5. Step 5: Solve for x
    x = 313,223,419,666,633.06/20,032,183.28
  6. Step 6: Final answer
    x = 15,636,010.08

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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.