Home / 22,421,789.04-30,942,068.70-12,108,511.56

Finding the Fourth Proportional to 22,421,789.04, 30,942,068.70 and 12,108,511.56

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Solution

The fourth proportional to 22,421,789.04, 30,942,068.70 and 12,108,511.56 is: 16,709,745.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,789.04 : 30,942,068.70 = 12,108,511.56 : x
  2. Step 2: Convert to fraction form
    22,421,789.04/30,942,068.70 = 12,108,511.56/x
  3. Step 3: Cross multiply
    22,421,789.04x = 30,942,068.70 × 12,108,511.56
  4. Step 4: Simplify right side
    22,421,789.04x = 374,662,396,544,264.19
  5. Step 5: Solve for x
    x = 374,662,396,544,264.19/22,421,789.04
  6. Step 6: Final answer
    x = 16,709,745.86

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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.