Home / 13,348,161-19,850,530.05-12,923,003.88

Finding the Fourth Proportional to 13,348,161, 19,850,530.05 and 12,923,003.88

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Solution

The fourth proportional to 13,348,161, 19,850,530.05 and 12,923,003.88 is: 19,218,263.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348,161 : 19,850,530.05 = 12,923,003.88 : x
  2. Step 2: Convert to fraction form
    13,348,161/19,850,530.05 = 12,923,003.88/x
  3. Step 3: Cross multiply
    13,348,161x = 19,850,530.05 × 12,923,003.88
  4. Step 4: Simplify right side
    13,348,161x = 256,528,476,856,206.62
  5. Step 5: Solve for x
    x = 256,528,476,856,206.62/13,348,161
  6. Step 6: Final answer
    x = 19,218,263.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.