Home / 39,366,366.64-54,325,619.78-21,962,714.52

Finding the Fourth Proportional to 39,366,366.64, 54,325,619.78 and 21,962,714.52

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Solution

The fourth proportional to 39,366,366.64, 54,325,619.78 and 21,962,714.52 is: 30,308,564.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,366.64 : 54,325,619.78 = 21,962,714.52 : x
  2. Step 2: Convert to fraction form
    39,366,366.64/54,325,619.78 = 21,962,714.52/x
  3. Step 3: Cross multiply
    39,366,366.64x = 54,325,619.78 × 21,962,714.52
  4. Step 4: Simplify right side
    39,366,366.64x = 1,193,138,078,350,205.25
  5. Step 5: Solve for x
    x = 1,193,138,078,350,205.25/39,366,366.64
  6. Step 6: Final answer
    x = 30,308,564.90

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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.