Home / 36,900,521.11-55,350,988.67-12,308,380.12

Finding the Fourth Proportional to 36,900,521.11, 55,350,988.67 and 12,308,380.12

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Solution

The fourth proportional to 36,900,521.11, 55,350,988.67 and 12,308,380.12 is: 18,462,639.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,900,521.11 : 55,350,988.67 = 12,308,380.12 : x
  2. Step 2: Convert to fraction form
    36,900,521.11/55,350,988.67 = 12,308,380.12/x
  3. Step 3: Cross multiply
    36,900,521.11x = 55,350,988.67 × 12,308,380.12
  4. Step 4: Simplify right side
    36,900,521.11x = 681,281,008,568,173.25
  5. Step 5: Solve for x
    x = 681,281,008,568,173.25/36,900,521.11
  6. Step 6: Final answer
    x = 18,462,639.23

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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.