Home / 20,549,333.76-30,821,551.14-5,404,446.24

Finding the Fourth Proportional to 20,549,333.76, 30,821,551.14 and 5,404,446.24

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Solution

The fourth proportional to 20,549,333.76, 30,821,551.14 and 5,404,446.24 is: 8,106,025.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,549,333.76 : 30,821,551.14 = 5,404,446.24 : x
  2. Step 2: Convert to fraction form
    20,549,333.76/30,821,551.14 = 5,404,446.24/x
  3. Step 3: Cross multiply
    20,549,333.76x = 30,821,551.14 × 5,404,446.24
  4. Step 4: Simplify right side
    20,549,333.76x = 166,573,416,169,540.72
  5. Step 5: Solve for x
    x = 166,573,416,169,540.72/20,549,333.76
  6. Step 6: Final answer
    x = 8,106,025.14

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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.