Home / 57,219,898.37-85,832,816.40-18,884,401.83

Finding the Fourth Proportional to 57,219,898.37, 85,832,816.40 and 18,884,401.83

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Solution

The fourth proportional to 57,219,898.37, 85,832,816.40 and 18,884,401.83 is: 28,327,582.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,219,898.37 : 85,832,816.40 = 18,884,401.83 : x
  2. Step 2: Convert to fraction form
    57,219,898.37/85,832,816.40 = 18,884,401.83/x
  3. Step 3: Cross multiply
    57,219,898.37x = 85,832,816.40 × 18,884,401.83
  4. Step 4: Simplify right side
    57,219,898.37x = 1,620,901,395,098,214
  5. Step 5: Solve for x
    x = 1,620,901,395,098,214/57,219,898.37
  6. Step 6: Final answer
    x = 28,327,582.56

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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.