Home / 19,932,779.80-29,899,169.70-10,839,233.80

Finding the Fourth Proportional to 19,932,779.80, 29,899,169.70 and 10,839,233.80

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Solution

The fourth proportional to 19,932,779.80, 29,899,169.70 and 10,839,233.80 is: 16,258,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932,779.80 : 29,899,169.70 = 10,839,233.80 : x
  2. Step 2: Convert to fraction form
    19,932,779.80/29,899,169.70 = 10,839,233.80/x
  3. Step 3: Cross multiply
    19,932,779.80x = 29,899,169.70 × 10,839,233.80
  4. Step 4: Simplify right side
    19,932,779.80x = 324,084,090,804,175.88
  5. Step 5: Solve for x
    x = 324,084,090,804,175.88/19,932,779.80
  6. Step 6: Final answer
    x = 16,258,850.70

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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.