Home / 23,332,813.31-32,214,449.52-20,881,209.54

Finding the Fourth Proportional to 23,332,813.31, 32,214,449.52 and 20,881,209.54

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Solution

The fourth proportional to 23,332,813.31, 32,214,449.52 and 20,881,209.54 is: 28,829,642.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,332,813.31 : 32,214,449.52 = 20,881,209.54 : x
  2. Step 2: Convert to fraction form
    23,332,813.31/32,214,449.52 = 20,881,209.54/x
  3. Step 3: Cross multiply
    23,332,813.31x = 32,214,449.52 × 20,881,209.54
  4. Step 4: Simplify right side
    23,332,813.31x = 672,676,670,709,553.62
  5. Step 5: Solve for x
    x = 672,676,670,709,553.62/23,332,813.31
  6. Step 6: Final answer
    x = 28,829,642.69

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1.5x scale

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.