Home / 14,834,879.71-20,471,863.04-8,219,444.04

Finding the Fourth Proportional to 14,834,879.71, 20,471,863.04 and 8,219,444.04

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Solution

The fourth proportional to 14,834,879.71, 20,471,863.04 and 8,219,444.04 is: 11,342,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,834,879.71 : 20,471,863.04 = 8,219,444.04 : x
  2. Step 2: Convert to fraction form
    14,834,879.71/20,471,863.04 = 8,219,444.04/x
  3. Step 3: Cross multiply
    14,834,879.71x = 20,471,863.04 × 8,219,444.04
  4. Step 4: Simplify right side
    14,834,879.71x = 168,267,332,651,824.28
  5. Step 5: Solve for x
    x = 168,267,332,651,824.28/14,834,879.71
  6. Step 6: Final answer
    x = 11,342,682.65

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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.