Home / 18,347,851.40-27,521,777.10-12,301,233.80

Finding the Fourth Proportional to 18,347,851.40, 27,521,777.10 and 12,301,233.80

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Solution

The fourth proportional to 18,347,851.40, 27,521,777.10 and 12,301,233.80 is: 18,451,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347,851.40 : 27,521,777.10 = 12,301,233.80 : x
  2. Step 2: Convert to fraction form
    18,347,851.40/27,521,777.10 = 12,301,233.80/x
  3. Step 3: Cross multiply
    18,347,851.40x = 27,521,777.10 × 12,301,233.80
  4. Step 4: Simplify right side
    18,347,851.40x = 338,551,814,698,586
  5. Step 5: Solve for x
    x = 338,551,814,698,586/18,347,851.40
  6. Step 6: Final answer
    x = 18,451,850.70

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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.