Home / 43,784,999.60-65,714,824.20-19,561,204.40

Finding the Fourth Proportional to 43,784,999.60, 65,714,824.20 and 19,561,204.40

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Solution

The fourth proportional to 43,784,999.60, 65,714,824.20 and 19,561,204.40 is: 29,358,481.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,784,999.60 : 65,714,824.20 = 19,561,204.40 : x
  2. Step 2: Convert to fraction form
    43,784,999.60/65,714,824.20 = 19,561,204.40/x
  3. Step 3: Cross multiply
    43,784,999.60x = 65,714,824.20 × 19,561,204.40
  4. Step 4: Simplify right side
    43,784,999.60x = 1,285,461,108,286,266.50
  5. Step 5: Solve for x
    x = 1,285,461,108,286,266.50/43,784,999.60
  6. Step 6: Final answer
    x = 29,358,481.67

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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.