Home / 54,276,101.76-81,413,737.92-13,886,520.96

Finding the Fourth Proportional to 54,276,101.76, 81,413,737.92 and 13,886,520.96

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Solution

The fourth proportional to 54,276,101.76, 81,413,737.92 and 13,886,520.96 is: 20,829,675.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,276,101.76 : 81,413,737.92 = 13,886,520.96 : x
  2. Step 2: Convert to fraction form
    54,276,101.76/81,413,737.92 = 13,886,520.96/x
  3. Step 3: Cross multiply
    54,276,101.76x = 81,413,737.92 × 13,886,520.96
  4. Step 4: Simplify right side
    54,276,101.76x = 1,130,553,578,058,027
  5. Step 5: Solve for x
    x = 1,130,553,578,058,027/54,276,101.76
  6. Step 6: Final answer
    x = 20,829,675.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.