Home / 18,441,322.90-27,661,725.15-8,343,927.70

Finding the Fourth Proportional to 18,441,322.90, 27,661,725.15 and 8,343,927.70

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Solution

The fourth proportional to 18,441,322.90, 27,661,725.15 and 8,343,927.70 is: 12,515,774.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,322.90 : 27,661,725.15 = 8,343,927.70 : x
  2. Step 2: Convert to fraction form
    18,441,322.90/27,661,725.15 = 8,343,927.70/x
  3. Step 3: Cross multiply
    18,441,322.90x = 27,661,725.15 × 8,343,927.70
  4. Step 4: Simplify right side
    18,441,322.90x = 230,807,434,708,871.66
  5. Step 5: Solve for x
    x = 230,807,434,708,871.66/18,441,322.90
  6. Step 6: Final answer
    x = 12,515,774.27

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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.