Home / 13,568,990.53-20,336,810.80-6,272,580.66

Finding the Fourth Proportional to 13,568,990.53, 20,336,810.80 and 6,272,580.66

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Solution

The fourth proportional to 13,568,990.53, 20,336,810.80 and 6,272,580.66 is: 9,401,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568,990.53 : 20,336,810.80 = 6,272,580.66 : x
  2. Step 2: Convert to fraction form
    13,568,990.53/20,336,810.80 = 6,272,580.66/x
  3. Step 3: Cross multiply
    13,568,990.53x = 20,336,810.80 × 6,272,580.66
  4. Step 4: Simplify right side
    13,568,990.53x = 127,564,286,078,796.23
  5. Step 5: Solve for x
    x = 127,564,286,078,796.23/13,568,990.53
  6. Step 6: Final answer
    x = 9,401,162.58

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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.