Home / 47,206,570.36-65,127,786.52-28,608,293.60

Finding the Fourth Proportional to 47,206,570.36, 65,127,786.52 and 28,608,293.60

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Solution

The fourth proportional to 47,206,570.36, 65,127,786.52 and 28,608,293.60 is: 39,468,972.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,206,570.36 : 65,127,786.52 = 28,608,293.60 : x
  2. Step 2: Convert to fraction form
    47,206,570.36/65,127,786.52 = 28,608,293.60/x
  3. Step 3: Cross multiply
    47,206,570.36x = 65,127,786.52 × 28,608,293.60
  4. Step 4: Simplify right side
    47,206,570.36x = 1,863,194,838,282,282.50
  5. Step 5: Solve for x
    x = 1,863,194,838,282,282.50/47,206,570.36
  6. Step 6: Final answer
    x = 39,468,972.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.