Home / 14,175,249.96-19,560,829.38-7,979,976.36

Finding the Fourth Proportional to 14,175,249.96, 19,560,829.38 and 7,979,976.36

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Solution

The fourth proportional to 14,175,249.96, 19,560,829.38 and 7,979,976.36 is: 11,011,795.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175,249.96 : 19,560,829.38 = 7,979,976.36 : x
  2. Step 2: Convert to fraction form
    14,175,249.96/19,560,829.38 = 7,979,976.36/x
  3. Step 3: Cross multiply
    14,175,249.96x = 19,560,829.38 × 7,979,976.36
  4. Step 4: Simplify right side
    14,175,249.96x = 156,094,956,034,393.47
  5. Step 5: Solve for x
    x = 156,094,956,034,393.47/14,175,249.96
  6. Step 6: Final answer
    x = 11,011,795.66

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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.