Home / 19,578,997.70-29,305,608.51-10,458,288.98

Finding the Fourth Proportional to 19,578,997.70, 29,305,608.51 and 10,458,288.98

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Solution

The fourth proportional to 19,578,997.70, 29,305,608.51 and 10,458,288.98 is: 15,653,841.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578,997.70 : 29,305,608.51 = 10,458,288.98 : x
  2. Step 2: Convert to fraction form
    19,578,997.70/29,305,608.51 = 10,458,288.98/x
  3. Step 3: Cross multiply
    19,578,997.70x = 29,305,608.51 × 10,458,288.98
  4. Step 4: Simplify right side
    19,578,997.70x = 306,486,522,532,327.25
  5. Step 5: Solve for x
    x = 306,486,522,532,327.25/19,578,997.70
  6. Step 6: Final answer
    x = 15,653,841.29

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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.