Home / 19,683,338.20-29,525,007.30-11,588,003.80

Finding the Fourth Proportional to 19,683,338.20, 29,525,007.30 and 11,588,003.80

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Solution

The fourth proportional to 19,683,338.20, 29,525,007.30 and 11,588,003.80 is: 17,382,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,338.20 : 29,525,007.30 = 11,588,003.80 : x
  2. Step 2: Convert to fraction form
    19,683,338.20/29,525,007.30 = 11,588,003.80/x
  3. Step 3: Cross multiply
    19,683,338.20x = 29,525,007.30 × 11,588,003.80
  4. Step 4: Simplify right side
    19,683,338.20x = 342,135,896,787,427.75
  5. Step 5: Solve for x
    x = 342,135,896,787,427.75/19,683,338.20
  6. Step 6: Final answer
    x = 17,382,005.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.