Home / 29,050,470.40-43,589,702.40-20,512,422.40

Finding the Fourth Proportional to 29,050,470.40, 43,589,702.40 and 20,512,422.40

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Solution

The fourth proportional to 29,050,470.40, 43,589,702.40 and 20,512,422.40 is: 30,778,516.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,050,470.40 : 43,589,702.40 = 20,512,422.40 : x
  2. Step 2: Convert to fraction form
    29,050,470.40/43,589,702.40 = 20,512,422.40/x
  3. Step 3: Cross multiply
    29,050,470.40x = 43,589,702.40 × 20,512,422.40
  4. Step 4: Simplify right side
    29,050,470.40x = 894,130,387,919,093.62
  5. Step 5: Solve for x
    x = 894,130,387,919,093.62/29,050,470.40
  6. Step 6: Final answer
    x = 30,778,516.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.