Home / 18,476,086.60-27,714,129.90-5,012,914.60

Finding the Fourth Proportional to 18,476,086.60, 27,714,129.90 and 5,012,914.60

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Solution

The fourth proportional to 18,476,086.60, 27,714,129.90 and 5,012,914.60 is: 7,519,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,476,086.60 : 27,714,129.90 = 5,012,914.60 : x
  2. Step 2: Convert to fraction form
    18,476,086.60/27,714,129.90 = 5,012,914.60/x
  3. Step 3: Cross multiply
    18,476,086.60x = 27,714,129.90 × 5,012,914.60
  4. Step 4: Simplify right side
    18,476,086.60x = 138,928,566,402,006.52
  5. Step 5: Solve for x
    x = 138,928,566,402,006.52/18,476,086.60
  6. Step 6: Final answer
    x = 7,519,371.90

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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.