Home / 21,408,300.17-29,543,675.00-11,618,828.90

Finding the Fourth Proportional to 21,408,300.17, 29,543,675.00 and 11,618,828.90

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Solution

The fourth proportional to 21,408,300.17, 29,543,675.00 and 11,618,828.90 is: 16,034,103.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,408,300.17 : 29,543,675.00 = 11,618,828.90 : x
  2. Step 2: Convert to fraction form
    21,408,300.17/29,543,675.00 = 11,618,828.90/x
  3. Step 3: Cross multiply
    21,408,300.17x = 29,543,675.00 × 11,618,828.90
  4. Step 4: Simplify right side
    21,408,300.17x = 343,262,904,696,395
  5. Step 5: Solve for x
    x = 343,262,904,696,395/21,408,300.17
  6. Step 6: Final answer
    x = 16,034,103.69

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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.