Home / 8,434,981.20-11,640,329.52-4,567,502.70

Finding the Fourth Proportional to 8,434,981.20, 11,640,329.52 and 4,567,502.70

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Solution

The fourth proportional to 8,434,981.20, 11,640,329.52 and 4,567,502.70 is: 6,303,183.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434,981.20 : 11,640,329.52 = 4,567,502.70 : x
  2. Step 2: Convert to fraction form
    8,434,981.20/11,640,329.52 = 4,567,502.70/x
  3. Step 3: Cross multiply
    8,434,981.20x = 11,640,329.52 × 4,567,502.70
  4. Step 4: Simplify right side
    8,434,981.20x = 53,167,236,511,489.70
  5. Step 5: Solve for x
    x = 53,167,236,511,489.70/8,434,981.20
  6. Step 6: Final answer
    x = 6,303,183.76

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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.