Home / 20,085,132.60-27,346,674.87-20,021,359.68

Finding the Fourth Proportional to 20,085,132.60, 27,346,674.87 and 20,021,359.68

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Solution

The fourth proportional to 20,085,132.60, 27,346,674.87 and 20,021,359.68 is: 27,259,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,085,132.60 : 27,346,674.87 = 20,021,359.68 : x
  2. Step 2: Convert to fraction form
    20,085,132.60/27,346,674.87 = 20,021,359.68/x
  3. Step 3: Cross multiply
    20,085,132.60x = 27,346,674.87 × 20,021,359.68
  4. Step 4: Simplify right side
    20,085,132.60x = 547,517,613,624,287.25
  5. Step 5: Solve for x
    x = 547,517,613,624,287.25/20,085,132.60
  6. Step 6: Final answer
    x = 27,259,845.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.