Home / 38,063,403.97-52,526,090.25-20,659,378.25

Finding the Fourth Proportional to 38,063,403.97, 52,526,090.25 and 20,659,378.25

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Solution

The fourth proportional to 38,063,403.97, 52,526,090.25 and 20,659,378.25 is: 28,509,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,063,403.97 : 52,526,090.25 = 20,659,378.25 : x
  2. Step 2: Convert to fraction form
    38,063,403.97/52,526,090.25 = 20,659,378.25/x
  3. Step 3: Cross multiply
    38,063,403.97x = 52,526,090.25 × 20,659,378.25
  4. Step 4: Simplify right side
    38,063,403.97x = 1,085,156,366,599,702.38
  5. Step 5: Solve for x
    x = 1,085,156,366,599,702.38/38,063,403.97
  6. Step 6: Final answer
    x = 28,509,178.20

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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.