Home / 20,025,789.41-27,636,132.81-11,325,263.10

Finding the Fourth Proportional to 20,025,789.41, 27,636,132.81 and 11,325,263.10

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Solution

The fourth proportional to 20,025,789.41, 27,636,132.81 and 11,325,263.10 is: 15,629,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025,789.41 : 27,636,132.81 = 11,325,263.10 : x
  2. Step 2: Convert to fraction form
    20,025,789.41/27,636,132.81 = 11,325,263.10/x
  3. Step 3: Cross multiply
    20,025,789.41x = 27,636,132.81 × 11,325,263.10
  4. Step 4: Simplify right side
    20,025,789.41x = 312,986,475,139,792.31
  5. Step 5: Solve for x
    x = 312,986,475,139,792.31/20,025,789.41
  6. Step 6: Final answer
    x = 15,629,170.40

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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.