Home / 53,884,361.64-80,789,650.20-19,339,996.80

Finding the Fourth Proportional to 53,884,361.64, 80,789,650.20 and 19,339,996.80

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Solution

The fourth proportional to 53,884,361.64, 80,789,650.20 and 19,339,996.80 is: 28,996,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,884,361.64 : 80,789,650.20 = 19,339,996.80 : x
  2. Step 2: Convert to fraction form
    53,884,361.64/80,789,650.20 = 19,339,996.80/x
  3. Step 3: Cross multiply
    53,884,361.64x = 80,789,650.20 × 19,339,996.80
  4. Step 4: Simplify right side
    53,884,361.64x = 1,562,471,576,341,119.50
  5. Step 5: Solve for x
    x = 1,562,471,576,341,119.50/53,884,361.64
  6. Step 6: Final answer
    x = 28,996,753.95

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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.