Home / 8,987,939.42-13,479,935.96-2,596,801.28

Finding the Fourth Proportional to 8,987,939.42, 13,479,935.96 and 2,596,801.28

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Solution

The fourth proportional to 8,987,939.42, 13,479,935.96 and 2,596,801.28 is: 3,894,631.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,987,939.42 : 13,479,935.96 = 2,596,801.28 : x
  2. Step 2: Convert to fraction form
    8,987,939.42/13,479,935.96 = 2,596,801.28/x
  3. Step 3: Cross multiply
    8,987,939.42x = 13,479,935.96 × 2,596,801.28
  4. Step 4: Simplify right side
    8,987,939.42x = 35,004,714,894,338.35
  5. Step 5: Solve for x
    x = 35,004,714,894,338.35/8,987,939.42
  6. Step 6: Final answer
    x = 3,894,631.83

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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.