Home / 18,150,350.40-27,225,525.60-11,683,828.80

Finding the Fourth Proportional to 18,150,350.40, 27,225,525.60 and 11,683,828.80

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Solution

The fourth proportional to 18,150,350.40, 27,225,525.60 and 11,683,828.80 is: 17,525,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,350.40 : 27,225,525.60 = 11,683,828.80 : x
  2. Step 2: Convert to fraction form
    18,150,350.40/27,225,525.60 = 11,683,828.80/x
  3. Step 3: Cross multiply
    18,150,350.40x = 27,225,525.60 × 11,683,828.80
  4. Step 4: Simplify right side
    18,150,350.40x = 318,098,380,100,417.31
  5. Step 5: Solve for x
    x = 318,098,380,100,417.31/18,150,350.40
  6. Step 6: Final answer
    x = 17,525,743.20

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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.