Home / 18,347,850.40-27,521,775.60-12,301,232.80

Finding the Fourth Proportional to 18,347,850.40, 27,521,775.60 and 12,301,232.80

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Solution

The fourth proportional to 18,347,850.40, 27,521,775.60 and 12,301,232.80 is: 18,451,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347,850.40 : 27,521,775.60 = 12,301,232.80 : x
  2. Step 2: Convert to fraction form
    18,347,850.40/27,521,775.60 = 12,301,232.80/x
  3. Step 3: Cross multiply
    18,347,850.40x = 27,521,775.60 × 12,301,232.80
  4. Step 4: Simplify right side
    18,347,850.40x = 338,551,768,724,959.75
  5. Step 5: Solve for x
    x = 338,551,768,724,959.75/18,347,850.40
  6. Step 6: Final answer
    x = 18,451,849.20

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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.