Home / 39,914,485.16-55,078,690.43-22,515,106.82

Finding the Fourth Proportional to 39,914,485.16, 55,078,690.43 and 22,515,106.82

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Solution

The fourth proportional to 39,914,485.16, 55,078,690.43 and 22,515,106.82 is: 31,068,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914,485.16 : 55,078,690.43 = 22,515,106.82 : x
  2. Step 2: Convert to fraction form
    39,914,485.16/55,078,690.43 = 22,515,106.82/x
  3. Step 3: Cross multiply
    39,914,485.16x = 55,078,690.43 × 22,515,106.82
  4. Step 4: Simplify right side
    39,914,485.16x = 1,240,102,598,318,056
  5. Step 5: Solve for x
    x = 1,240,102,598,318,056/39,914,485.16
  6. Step 6: Final answer
    x = 31,068,986.45

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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.