Home / 7,303,487-10,079,108.82-4,040,245.47

Finding the Fourth Proportional to 7,303,487, 10,079,108.82 and 4,040,245.47

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Solution

The fourth proportional to 7,303,487, 10,079,108.82 and 4,040,245.47 is: 5,575,702.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303,487 : 10,079,108.82 = 4,040,245.47 : x
  2. Step 2: Convert to fraction form
    7,303,487/10,079,108.82 = 4,040,245.47/x
  3. Step 3: Cross multiply
    7,303,487x = 10,079,108.82 × 4,040,245.47
  4. Step 4: Simplify right side
    7,303,487x = 40,722,073,741,595.20
  5. Step 5: Solve for x
    x = 40,722,073,741,595.20/7,303,487
  6. Step 6: Final answer
    x = 5,575,702.91

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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.