Home / 55,058,790.41-82,408,545.12-40,481,844.92

Finding the Fourth Proportional to 55,058,790.41, 82,408,545.12 and 40,481,844.92

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Solution

The fourth proportional to 55,058,790.41, 82,408,545.12 and 40,481,844.92 is: 60,590,687.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,058,790.41 : 82,408,545.12 = 40,481,844.92 : x
  2. Step 2: Convert to fraction form
    55,058,790.41/82,408,545.12 = 40,481,844.92/x
  3. Step 3: Cross multiply
    55,058,790.41x = 82,408,545.12 × 40,481,844.92
  4. Step 4: Simplify right side
    55,058,790.41x = 3,336,049,943,885,480.50
  5. Step 5: Solve for x
    x = 3,336,049,943,885,480.50/55,058,790.41
  6. Step 6: Final answer
    x = 60,590,687.14

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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.