Home / 12,840,691.32-19,261,714.14-3,256,152.66

Finding the Fourth Proportional to 12,840,691.32, 19,261,714.14 and 3,256,152.66

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Solution

The fourth proportional to 12,840,691.32, 19,261,714.14 and 3,256,152.66 is: 4,884,400.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,840,691.32 : 19,261,714.14 = 3,256,152.66 : x
  2. Step 2: Convert to fraction form
    12,840,691.32/19,261,714.14 = 3,256,152.66/x
  3. Step 3: Cross multiply
    12,840,691.32x = 19,261,714.14 × 3,256,152.66
  4. Step 4: Simplify right side
    12,840,691.32x = 62,719,081,733,120.62
  5. Step 5: Solve for x
    x = 62,719,081,733,120.62/12,840,691.32
  6. Step 6: Final answer
    x = 4,884,400.70

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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.