Home / 28,558,672.20-42,838,008.30-27,314,706.60

Finding the Fourth Proportional to 28,558,672.20, 42,838,008.30 and 27,314,706.60

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Solution

The fourth proportional to 28,558,672.20, 42,838,008.30 and 27,314,706.60 is: 40,972,059.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,558,672.20 : 42,838,008.30 = 27,314,706.60 : x
  2. Step 2: Convert to fraction form
    28,558,672.20/42,838,008.30 = 27,314,706.60/x
  3. Step 3: Cross multiply
    28,558,672.20x = 42,838,008.30 × 27,314,706.60
  4. Step 4: Simplify right side
    28,558,672.20x = 1,170,107,628,042,864.75
  5. Step 5: Solve for x
    x = 1,170,107,628,042,864.75/28,558,672.20
  6. Step 6: Final answer
    x = 40,972,059.90

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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.