Home / 49,398,998.37-68,171,604.09-28,773,773.16

Finding the Fourth Proportional to 49,398,998.37, 68,171,604.09 and 28,773,773.16

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Solution

The fourth proportional to 49,398,998.37, 68,171,604.09 and 28,773,773.16 is: 39,708,381.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,398,998.37 : 68,171,604.09 = 28,773,773.16 : x
  2. Step 2: Convert to fraction form
    49,398,998.37/68,171,604.09 = 28,773,773.16/x
  3. Step 3: Cross multiply
    49,398,998.37x = 68,171,604.09 × 28,773,773.16
  4. Step 4: Simplify right side
    49,398,998.37x = 1,961,554,272,038,988.25
  5. Step 5: Solve for x
    x = 1,961,554,272,038,988.25/49,398,998.37
  6. Step 6: Final answer
    x = 39,708,381.48

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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.