Home / 66,247,371.86-99,325,040.65-29,339,149.63

Finding the Fourth Proportional to 66,247,371.86, 99,325,040.65 and 29,339,149.63

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Solution

The fourth proportional to 66,247,371.86, 99,325,040.65 and 29,339,149.63 is: 43,988,344.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,247,371.86 : 99,325,040.65 = 29,339,149.63 : x
  2. Step 2: Convert to fraction form
    66,247,371.86/99,325,040.65 = 29,339,149.63/x
  3. Step 3: Cross multiply
    66,247,371.86x = 99,325,040.65 × 29,339,149.63
  4. Step 4: Simplify right side
    66,247,371.86x = 2,914,112,229,221,355
  5. Step 5: Solve for x
    x = 2,914,112,229,221,355/66,247,371.86
  6. Step 6: Final answer
    x = 43,988,344.71

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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.