Home / 8,276,731.17-11,415,418.34-5,377,056.32

Finding the Fourth Proportional to 8,276,731.17, 11,415,418.34 and 5,377,056.32

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Solution

The fourth proportional to 8,276,731.17, 11,415,418.34 and 5,377,056.32 is: 7,416,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,731.17 : 11,415,418.34 = 5,377,056.32 : x
  2. Step 2: Convert to fraction form
    8,276,731.17/11,415,418.34 = 5,377,056.32/x
  3. Step 3: Cross multiply
    8,276,731.17x = 11,415,418.34 × 5,377,056.32
  4. Step 4: Simplify right side
    8,276,731.17x = 61,381,347,246,578.55
  5. Step 5: Solve for x
    x = 61,381,347,246,578.55/8,276,731.17
  6. Step 6: Final answer
    x = 7,416,133.98

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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.