Home / 20,894,168.60-31,200,551.25-17,063,590.01

Finding the Fourth Proportional to 20,894,168.60, 31,200,551.25 and 17,063,590.01

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Solution

The fourth proportional to 20,894,168.60, 31,200,551.25 and 17,063,590.01 is: 25,480,478.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,894,168.60 : 31,200,551.25 = 17,063,590.01 : x
  2. Step 2: Convert to fraction form
    20,894,168.60/31,200,551.25 = 17,063,590.01/x
  3. Step 3: Cross multiply
    20,894,168.60x = 31,200,551.25 × 17,063,590.01
  4. Step 4: Simplify right side
    20,894,168.60x = 532,393,414,408,031.56
  5. Step 5: Solve for x
    x = 532,393,414,408,031.56/20,894,168.60
  6. Step 6: Final answer
    x = 25,480,478.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.