Home / 14,274,092.80-21,404,054.40-5,175,827.20

Finding the Fourth Proportional to 14,274,092.80, 21,404,054.40 and 5,175,827.20

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Solution

The fourth proportional to 14,274,092.80, 21,404,054.40 and 5,175,827.20 is: 7,761,171.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274,092.80 : 21,404,054.40 = 5,175,827.20 : x
  2. Step 2: Convert to fraction form
    14,274,092.80/21,404,054.40 = 5,175,827.20/x
  3. Step 3: Cross multiply
    14,274,092.80x = 21,404,054.40 × 5,175,827.20
  4. Step 4: Simplify right side
    14,274,092.80x = 110,783,686,953,799.67
  5. Step 5: Solve for x
    x = 110,783,686,953,799.67/14,274,092.80
  6. Step 6: Final answer
    x = 7,761,171.83

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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.