Home / 21,637,013.24-32,403,997.74-12,519,896.84

Finding the Fourth Proportional to 21,637,013.24, 32,403,997.74 and 12,519,896.84

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Solution

The fourth proportional to 21,637,013.24, 32,403,997.74 and 12,519,896.84 is: 18,750,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,637,013.24 : 32,403,997.74 = 12,519,896.84 : x
  2. Step 2: Convert to fraction form
    21,637,013.24/32,403,997.74 = 12,519,896.84/x
  3. Step 3: Cross multiply
    21,637,013.24x = 32,403,997.74 × 12,519,896.84
  4. Step 4: Simplify right side
    21,637,013.24x = 405,694,708,908,393.12
  5. Step 5: Solve for x
    x = 405,694,708,908,393.12/21,637,013.24
  6. Step 6: Final answer
    x = 18,750,032.84

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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.