Home / 15,241,043.40-21,029,926.62-8,625,600.76

Finding the Fourth Proportional to 15,241,043.40, 21,029,926.62 and 8,625,600.76

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Solution

The fourth proportional to 15,241,043.40, 21,029,926.62 and 8,625,600.76 is: 11,901,793.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241,043.40 : 21,029,926.62 = 8,625,600.76 : x
  2. Step 2: Convert to fraction form
    15,241,043.40/21,029,926.62 = 8,625,600.76/x
  3. Step 3: Cross multiply
    15,241,043.40x = 21,029,926.62 × 8,625,600.76
  4. Step 4: Simplify right side
    15,241,043.40x = 181,395,751,036,216.25
  5. Step 5: Solve for x
    x = 181,395,751,036,216.25/15,241,043.40
  6. Step 6: Final answer
    x = 11,901,793.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.