Home / 13,850,111.13-20,869,703.83-11,381,075.61

Finding the Fourth Proportional to 13,850,111.13, 20,869,703.83 and 11,381,075.61

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Solution

The fourth proportional to 13,850,111.13, 20,869,703.83 and 11,381,075.61 is: 17,149,297.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,111.13 : 20,869,703.83 = 11,381,075.61 : x
  2. Step 2: Convert to fraction form
    13,850,111.13/20,869,703.83 = 11,381,075.61/x
  3. Step 3: Cross multiply
    13,850,111.13x = 20,869,703.83 × 11,381,075.61
  4. Step 4: Simplify right side
    13,850,111.13x = 237,519,677,219,083.91
  5. Step 5: Solve for x
    x = 237,519,677,219,083.91/13,850,111.13
  6. Step 6: Final answer
    x = 17,149,297.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.