Home / 39,455,998.80-59,183,998.20-28,622,475.60

Finding the Fourth Proportional to 39,455,998.80, 59,183,998.20 and 28,622,475.60

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Solution

The fourth proportional to 39,455,998.80, 59,183,998.20 and 28,622,475.60 is: 42,933,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,455,998.80 : 59,183,998.20 = 28,622,475.60 : x
  2. Step 2: Convert to fraction form
    39,455,998.80/59,183,998.20 = 28,622,475.60/x
  3. Step 3: Cross multiply
    39,455,998.80x = 59,183,998.20 × 28,622,475.60
  4. Step 4: Simplify right side
    39,455,998.80x = 1,693,992,544,389,944
  5. Step 5: Solve for x
    x = 1,693,992,544,389,944/39,455,998.80
  6. Step 6: Final answer
    x = 42,933,713.40

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1.5x scale

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.