Home / 7,855,713.36-10,840,714.20-4,548,147.12

Finding the Fourth Proportional to 7,855,713.36, 10,840,714.20 and 4,548,147.12

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Solution

The fourth proportional to 7,855,713.36, 10,840,714.20 and 4,548,147.12 is: 6,276,344.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855,713.36 : 10,840,714.20 = 4,548,147.12 : x
  2. Step 2: Convert to fraction form
    7,855,713.36/10,840,714.20 = 4,548,147.12/x
  3. Step 3: Cross multiply
    7,855,713.36x = 10,840,714.20 × 4,548,147.12
  4. Step 4: Simplify right side
    7,855,713.36x = 49,305,163,067,473.10
  5. Step 5: Solve for x
    x = 49,305,163,067,473.10/7,855,713.36
  6. Step 6: Final answer
    x = 6,276,344.47

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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.