Home / 51,152,391.80-70,589,474.70-27,947,019.32

Finding the Fourth Proportional to 51,152,391.80, 70,589,474.70 and 27,947,019.32

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Solution

The fourth proportional to 51,152,391.80, 70,589,474.70 and 27,947,019.32 is: 38,566,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,152,391.80 : 70,589,474.70 = 27,947,019.32 : x
  2. Step 2: Convert to fraction form
    51,152,391.80/70,589,474.70 = 27,947,019.32/x
  3. Step 3: Cross multiply
    51,152,391.80x = 70,589,474.70 × 27,947,019.32
  4. Step 4: Simplify right side
    51,152,391.80x = 1,972,765,413,229,551.25
  5. Step 5: Solve for x
    x = 1,972,765,413,229,551.25/51,152,391.80
  6. Step 6: Final answer
    x = 38,566,435.39

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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.