Home / 65,534,667.98-90,471,844.25-47,873,739.47

Finding the Fourth Proportional to 65,534,667.98, 90,471,844.25 and 47,873,739.47

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Solution

The fourth proportional to 65,534,667.98, 90,471,844.25 and 47,873,739.47 is: 66,090,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,534,667.98 : 90,471,844.25 = 47,873,739.47 : x
  2. Step 2: Convert to fraction form
    65,534,667.98/90,471,844.25 = 47,873,739.47/x
  3. Step 3: Cross multiply
    65,534,667.98x = 90,471,844.25 × 47,873,739.47
  4. Step 4: Simplify right side
    65,534,667.98x = 4,331,225,500,991,620
  5. Step 5: Solve for x
    x = 4,331,225,500,991,620/65,534,667.98
  6. Step 6: Final answer
    x = 66,090,599.60

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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.