Home / 64,082,410.80-96,132,947.40-20,941,162.80

Finding the Fourth Proportional to 64,082,410.80, 96,132,947.40 and 20,941,162.80

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Solution

The fourth proportional to 64,082,410.80, 96,132,947.40 and 20,941,162.80 is: 31,414,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,082,410.80 : 96,132,947.40 = 20,941,162.80 : x
  2. Step 2: Convert to fraction form
    64,082,410.80/96,132,947.40 = 20,941,162.80/x
  3. Step 3: Cross multiply
    64,082,410.80x = 96,132,947.40 × 20,941,162.80
  4. Step 4: Simplify right side
    64,082,410.80x = 2,013,135,701,947,237
  5. Step 5: Solve for x
    x = 2,013,135,701,947,237/64,082,410.80
  6. Step 6: Final answer
    x = 31,414,793.50

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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.