Home / 5,267,521.98-7,901,915.85-1,855,103.54

Finding the Fourth Proportional to 5,267,521.98, 7,901,915.85 and 1,855,103.54

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Solution

The fourth proportional to 5,267,521.98, 7,901,915.85 and 1,855,103.54 is: 2,782,878.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267,521.98 : 7,901,915.85 = 1,855,103.54 : x
  2. Step 2: Convert to fraction form
    5,267,521.98/7,901,915.85 = 1,855,103.54/x
  3. Step 3: Cross multiply
    5,267,521.98x = 7,901,915.85 × 1,855,103.54
  4. Step 4: Simplify right side
    5,267,521.98x = 14,658,872,026,607.53
  5. Step 5: Solve for x
    x = 14,658,872,026,607.53/5,267,521.98
  6. Step 6: Final answer
    x = 2,782,878.19

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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.