Home / 12,216,142.06-18,296,305.38-5,830,878.44

Finding the Fourth Proportional to 12,216,142.06, 18,296,305.38 and 5,830,878.44

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Solution

The fourth proportional to 12,216,142.06, 18,296,305.38 and 5,830,878.44 is: 8,732,997.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,216,142.06 : 18,296,305.38 = 5,830,878.44 : x
  2. Step 2: Convert to fraction form
    12,216,142.06/18,296,305.38 = 5,830,878.44/x
  3. Step 3: Cross multiply
    12,216,142.06x = 18,296,305.38 × 5,830,878.44
  4. Step 4: Simplify right side
    12,216,142.06x = 106,683,532,617,638.77
  5. Step 5: Solve for x
    x = 106,683,532,617,638.77/12,216,142.06
  6. Step 6: Final answer
    x = 8,732,997.06

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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.