Home / 8,508,429.63-11,738,286.86-5,239,569.26

Finding the Fourth Proportional to 8,508,429.63, 11,738,286.86 and 5,239,569.26

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Solution

The fourth proportional to 8,508,429.63, 11,738,286.86 and 5,239,569.26 is: 7,228,545.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508,429.63 : 11,738,286.86 = 5,239,569.26 : x
  2. Step 2: Convert to fraction form
    8,508,429.63/11,738,286.86 = 5,239,569.26/x
  3. Step 3: Cross multiply
    8,508,429.63x = 11,738,286.86 × 5,239,569.26
  4. Step 4: Simplify right side
    8,508,429.63x = 61,503,566,911,828.64
  5. Step 5: Solve for x
    x = 61,503,566,911,828.64/8,508,429.63
  6. Step 6: Final answer
    x = 7,228,545.05

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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.