Home / 18,134,892.20-27,202,338.30-12,395,329.40

Finding the Fourth Proportional to 18,134,892.20, 27,202,338.30 and 12,395,329.40

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Solution

The fourth proportional to 18,134,892.20, 27,202,338.30 and 12,395,329.40 is: 18,592,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134,892.20 : 27,202,338.30 = 12,395,329.40 : x
  2. Step 2: Convert to fraction form
    18,134,892.20/27,202,338.30 = 12,395,329.40/x
  3. Step 3: Cross multiply
    18,134,892.20x = 27,202,338.30 × 12,395,329.40
  4. Step 4: Simplify right side
    18,134,892.20x = 337,181,943,678,736.06
  5. Step 5: Solve for x
    x = 337,181,943,678,736.06/18,134,892.20
  6. Step 6: Final answer
    x = 18,592,994.10

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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.