Home / 12,040,369.80-18,060,554.70-4,855,345.80

Finding the Fourth Proportional to 12,040,369.80, 18,060,554.70 and 4,855,345.80

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Solution

The fourth proportional to 12,040,369.80, 18,060,554.70 and 4,855,345.80 is: 7,283,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040,369.80 : 18,060,554.70 = 4,855,345.80 : x
  2. Step 2: Convert to fraction form
    12,040,369.80/18,060,554.70 = 4,855,345.80/x
  3. Step 3: Cross multiply
    12,040,369.80x = 18,060,554.70 × 4,855,345.80
  4. Step 4: Simplify right side
    12,040,369.80x = 87,690,238,408,315.25
  5. Step 5: Solve for x
    x = 87,690,238,408,315.25/12,040,369.80
  6. Step 6: Final answer
    x = 7,283,018.70

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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.