Home / 42,694,532.37-58,917,740.13-23,115,261.78

Finding the Fourth Proportional to 42,694,532.37, 58,917,740.13 and 23,115,261.78

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Solution

The fourth proportional to 42,694,532.37, 58,917,740.13 and 23,115,261.78 is: 31,898,674.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,694,532.37 : 58,917,740.13 = 23,115,261.78 : x
  2. Step 2: Convert to fraction form
    42,694,532.37/58,917,740.13 = 23,115,261.78/x
  3. Step 3: Cross multiply
    42,694,532.37x = 58,917,740.13 × 23,115,261.78
  4. Step 4: Simplify right side
    42,694,532.37x = 1,361,898,986,590,961.25
  5. Step 5: Solve for x
    x = 1,361,898,986,590,961.25/42,694,532.37
  6. Step 6: Final answer
    x = 31,898,674.40

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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.