Home / 19,133,432.39-26,403,781.24-10,431,680.15

Finding the Fourth Proportional to 19,133,432.39, 26,403,781.24 and 10,431,680.15

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Solution

The fourth proportional to 19,133,432.39, 26,403,781.24 and 10,431,680.15 is: 14,395,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133,432.39 : 26,403,781.24 = 10,431,680.15 : x
  2. Step 2: Convert to fraction form
    19,133,432.39/26,403,781.24 = 10,431,680.15/x
  3. Step 3: Cross multiply
    19,133,432.39x = 26,403,781.24 × 10,431,680.15
  4. Step 4: Simplify right side
    19,133,432.39x = 275,435,800,725,299.44
  5. Step 5: Solve for x
    x = 275,435,800,725,299.44/19,133,432.39
  6. Step 6: Final answer
    x = 14,395,524.81

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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.