Home / 39,366,366.13-54,325,619.13-21,962,714.05

Finding the Fourth Proportional to 39,366,366.13, 54,325,619.13 and 21,962,714.05

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Solution

The fourth proportional to 39,366,366.13, 54,325,619.13 and 21,962,714.05 is: 30,308,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,366.13 : 54,325,619.13 = 21,962,714.05 : x
  2. Step 2: Convert to fraction form
    39,366,366.13/54,325,619.13 = 21,962,714.05/x
  3. Step 3: Cross multiply
    39,366,366.13x = 54,325,619.13 × 21,962,714.05
  4. Step 4: Simplify right side
    39,366,366.13x = 1,193,138,038,541,400
  5. Step 5: Solve for x
    x = 1,193,138,038,541,400/39,366,366.13
  6. Step 6: Final answer
    x = 30,308,564.29

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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.