Home / 13,771,339.09-19,004,419.39-7,576,370.90

Finding the Fourth Proportional to 13,771,339.09, 19,004,419.39 and 7,576,370.90

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Solution

The fourth proportional to 13,771,339.09, 19,004,419.39 and 7,576,370.90 is: 10,455,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771,339.09 : 19,004,419.39 = 7,576,370.90 : x
  2. Step 2: Convert to fraction form
    13,771,339.09/19,004,419.39 = 7,576,370.90/x
  3. Step 3: Cross multiply
    13,771,339.09x = 19,004,419.39 × 7,576,370.90
  4. Step 4: Simplify right side
    13,771,339.09x = 143,984,530,037,791.75
  5. Step 5: Solve for x
    x = 143,984,530,037,791.75/13,771,339.09
  6. Step 6: Final answer
    x = 10,455,376.13

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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.