Home / 13,174,864.72-19,758,741.68-4,654,079.44

Finding the Fourth Proportional to 13,174,864.72, 19,758,741.68 and 4,654,079.44

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Solution

The fourth proportional to 13,174,864.72, 19,758,741.68 and 4,654,079.44 is: 6,979,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,174,864.72 : 19,758,741.68 = 4,654,079.44 : x
  2. Step 2: Convert to fraction form
    13,174,864.72/19,758,741.68 = 4,654,079.44/x
  3. Step 3: Cross multiply
    13,174,864.72x = 19,758,741.68 × 4,654,079.44
  4. Step 4: Simplify right side
    13,174,864.72x = 91,958,753,413,159.06
  5. Step 5: Solve for x
    x = 91,958,753,413,159.06/13,174,864.72
  6. Step 6: Final answer
    x = 6,979,863.20

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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.