Home / 29,109,511.80-40,171,406.49-16,057,320.84

Finding the Fourth Proportional to 29,109,511.80, 40,171,406.49 and 16,057,320.84

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Solution

The fourth proportional to 29,109,511.80, 40,171,406.49 and 16,057,320.84 is: 22,159,257.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109,511.80 : 40,171,406.49 = 16,057,320.84 : x
  2. Step 2: Convert to fraction form
    29,109,511.80/40,171,406.49 = 16,057,320.84/x
  3. Step 3: Cross multiply
    29,109,511.80x = 40,171,406.49 × 16,057,320.84
  4. Step 4: Simplify right side
    29,109,511.80x = 645,045,162,603,988.25
  5. Step 5: Solve for x
    x = 645,045,162,603,988.25/29,109,511.80
  6. Step 6: Final answer
    x = 22,159,257.33

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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.