Home / 18,150,351.40-27,225,527.10-11,683,829.80

Finding the Fourth Proportional to 18,150,351.40, 27,225,527.10 and 11,683,829.80

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Solution

The fourth proportional to 18,150,351.40, 27,225,527.10 and 11,683,829.80 is: 17,525,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,351.40 : 27,225,527.10 = 11,683,829.80 : x
  2. Step 2: Convert to fraction form
    18,150,351.40/27,225,527.10 = 11,683,829.80/x
  3. Step 3: Cross multiply
    18,150,351.40x = 27,225,527.10 × 11,683,829.80
  4. Step 4: Simplify right side
    18,150,351.40x = 318,098,424,851,687.62
  5. Step 5: Solve for x
    x = 318,098,424,851,687.62/18,150,351.40
  6. Step 6: Final answer
    x = 17,525,744.70

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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.