Home / 8,675,708.96-11,972,479.48-4,808,479.78

Finding the Fourth Proportional to 8,675,708.96, 11,972,479.48 and 4,808,479.78

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Solution

The fourth proportional to 8,675,708.96, 11,972,479.48 and 4,808,479.78 is: 6,635,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675,708.96 : 11,972,479.48 = 4,808,479.78 : x
  2. Step 2: Convert to fraction form
    8,675,708.96/11,972,479.48 = 4,808,479.78/x
  3. Step 3: Cross multiply
    8,675,708.96x = 11,972,479.48 × 4,808,479.78
  4. Step 4: Simplify right side
    8,675,708.96x = 57,569,425,496,044.92
  5. Step 5: Solve for x
    x = 57,569,425,496,044.92/8,675,708.96
  6. Step 6: Final answer
    x = 6,635,702.71

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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.