Home / 7,192,042.74-9,925,321.05-4,136,259.78

Finding the Fourth Proportional to 7,192,042.74, 9,925,321.05 and 4,136,259.78

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Solution

The fourth proportional to 7,192,042.74, 9,925,321.05 and 4,136,259.78 is: 5,708,212.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,042.74 : 9,925,321.05 = 4,136,259.78 : x
  2. Step 2: Convert to fraction form
    7,192,042.74/9,925,321.05 = 4,136,259.78/x
  3. Step 3: Cross multiply
    7,192,042.74x = 9,925,321.05 × 4,136,259.78
  4. Step 4: Simplify right side
    7,192,042.74x = 41,053,706,262,702.37
  5. Step 5: Solve for x
    x = 41,053,706,262,702.37/7,192,042.74
  6. Step 6: Final answer
    x = 5,708,212.22

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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.