Home / 49,398,998.36-68,171,604.08-28,773,773.15

Finding the Fourth Proportional to 49,398,998.36, 68,171,604.08 and 28,773,773.15

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Solution

The fourth proportional to 49,398,998.36, 68,171,604.08 and 28,773,773.15 is: 39,708,381.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,398,998.36 : 68,171,604.08 = 28,773,773.15 : x
  2. Step 2: Convert to fraction form
    49,398,998.36/68,171,604.08 = 28,773,773.15/x
  3. Step 3: Cross multiply
    49,398,998.36x = 68,171,604.08 × 28,773,773.15
  4. Step 4: Simplify right side
    49,398,998.36x = 1,961,554,270,584,807.50
  5. Step 5: Solve for x
    x = 1,961,554,270,584,807.50/49,398,998.36
  6. Step 6: Final answer
    x = 39,708,381.46

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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.