Home / 14,654,573.20-21,971,619.80-8,667,859.60

Finding the Fourth Proportional to 14,654,573.20, 21,971,619.80 and 8,667,859.60

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Solution

The fourth proportional to 14,654,573.20, 21,971,619.80 and 8,667,859.60 is: 12,995,732.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654,573.20 : 21,971,619.80 = 8,667,859.60 : x
  2. Step 2: Convert to fraction form
    14,654,573.20/21,971,619.80 = 8,667,859.60/x
  3. Step 3: Cross multiply
    14,654,573.20x = 21,971,619.80 × 8,667,859.60
  4. Step 4: Simplify right side
    14,654,573.20x = 190,446,915,610,980.09
  5. Step 5: Solve for x
    x = 190,446,915,610,980.09/14,654,573.20
  6. Step 6: Final answer
    x = 12,995,732.66

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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.