Home / 30,543,846.06-42,151,339-16,606,138.98

Finding the Fourth Proportional to 30,543,846.06, 42,151,339 and 16,606,138.98

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Solution

The fourth proportional to 30,543,846.06, 42,151,339 and 16,606,138.98 is: 22,916,923.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,543,846.06 : 42,151,339 = 16,606,138.98 : x
  2. Step 2: Convert to fraction form
    30,543,846.06/42,151,339 = 16,606,138.98/x
  3. Step 3: Cross multiply
    30,543,846.06x = 42,151,339 × 16,606,138.98
  4. Step 4: Simplify right side
    30,543,846.06x = 699,970,993,627,094.25
  5. Step 5: Solve for x
    x = 699,970,993,627,094.25/30,543,846.06
  6. Step 6: Final answer
    x = 22,916,923.83

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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.