Home / 7,901,455.88-11,852,097.42-1,917,823.88

Finding the Fourth Proportional to 7,901,455.88, 11,852,097.42 and 1,917,823.88

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Solution

The fourth proportional to 7,901,455.88, 11,852,097.42 and 1,917,823.88 is: 2,876,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901,455.88 : 11,852,097.42 = 1,917,823.88 : x
  2. Step 2: Convert to fraction form
    7,901,455.88/11,852,097.42 = 1,917,823.88/x
  3. Step 3: Cross multiply
    7,901,455.88x = 11,852,097.42 × 1,917,823.88
  4. Step 4: Simplify right side
    7,901,455.88x = 22,730,235,460,162.39
  5. Step 5: Solve for x
    x = 22,730,235,460,162.39/7,901,455.88
  6. Step 6: Final answer
    x = 2,876,714.85

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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.