Home / 11,108,689.58-15,323,288.32-7,336,774.78

Finding the Fourth Proportional to 11,108,689.58, 15,323,288.32 and 7,336,774.78

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Solution

The fourth proportional to 11,108,689.58, 15,323,288.32 and 7,336,774.78 is: 10,120,321.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108,689.58 : 15,323,288.32 = 7,336,774.78 : x
  2. Step 2: Convert to fraction form
    11,108,689.58/15,323,288.32 = 7,336,774.78/x
  3. Step 3: Cross multiply
    11,108,689.58x = 15,323,288.32 × 7,336,774.78
  4. Step 4: Simplify right side
    11,108,689.58x = 112,423,515,292,844.58
  5. Step 5: Solve for x
    x = 112,423,515,292,844.58/11,108,689.58
  6. Step 6: Final answer
    x = 10,120,321.98

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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.