Home / 21,356,137.38-29,474,058.15-12,064,099.26

Finding the Fourth Proportional to 21,356,137.38, 29,474,058.15 and 12,064,099.26

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Solution

The fourth proportional to 21,356,137.38, 29,474,058.15 and 12,064,099.26 is: 16,649,919.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,356,137.38 : 29,474,058.15 = 12,064,099.26 : x
  2. Step 2: Convert to fraction form
    21,356,137.38/29,474,058.15 = 12,064,099.26/x
  3. Step 3: Cross multiply
    21,356,137.38x = 29,474,058.15 × 12,064,099.26
  4. Step 4: Simplify right side
    21,356,137.38x = 355,577,963,116,611.94
  5. Step 5: Solve for x
    x = 355,577,963,116,611.94/21,356,137.38
  6. Step 6: Final answer
    x = 16,649,919.26

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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.