Home / 19,932,266.69-27,505,925.72-10,991,372.10

Finding the Fourth Proportional to 19,932,266.69, 27,505,925.72 and 10,991,372.10

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Solution

The fourth proportional to 19,932,266.69, 27,505,925.72 and 10,991,372.10 is: 15,167,761.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932,266.69 : 27,505,925.72 = 10,991,372.10 : x
  2. Step 2: Convert to fraction form
    19,932,266.69/27,505,925.72 = 10,991,372.10/x
  3. Step 3: Cross multiply
    19,932,266.69x = 27,505,925.72 × 10,991,372.10
  4. Step 4: Simplify right side
    19,932,266.69x = 302,327,864,543,480.38
  5. Step 5: Solve for x
    x = 302,327,864,543,480.38/19,932,266.69
  6. Step 6: Final answer
    x = 15,167,761.36

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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.