Home / 40,485,447.15-60,679,379.77-18,595,619.94

Finding the Fourth Proportional to 40,485,447.15, 60,679,379.77 and 18,595,619.94

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Solution

The fourth proportional to 40,485,447.15, 60,679,379.77 and 18,595,619.94 is: 27,871,019.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485,447.15 : 60,679,379.77 = 18,595,619.94 : x
  2. Step 2: Convert to fraction form
    40,485,447.15/60,679,379.77 = 18,595,619.94/x
  3. Step 3: Cross multiply
    40,485,447.15x = 60,679,379.77 × 18,595,619.94
  4. Step 4: Simplify right side
    40,485,447.15x = 1,128,370,684,397,844.75
  5. Step 5: Solve for x
    x = 1,128,370,684,397,844.75/40,485,447.15
  6. Step 6: Final answer
    x = 27,871,019.44

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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.