Home / 10,941,416.88-16,397,454.54-8,515,499.28

Finding the Fourth Proportional to 10,941,416.88, 16,397,454.54 and 8,515,499.28

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Solution

The fourth proportional to 10,941,416.88, 16,397,454.54 and 8,515,499.28 is: 12,761,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941,416.88 : 16,397,454.54 = 8,515,499.28 : x
  2. Step 2: Convert to fraction form
    10,941,416.88/16,397,454.54 = 8,515,499.28/x
  3. Step 3: Cross multiply
    10,941,416.88x = 16,397,454.54 × 8,515,499.28
  4. Step 4: Simplify right side
    10,941,416.88x = 139,632,512,329,202.72
  5. Step 5: Solve for x
    x = 139,632,512,329,202.72/10,941,416.88
  6. Step 6: Final answer
    x = 12,761,830.93

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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.