Home / 13,853,072.52-19,117,360.44-7,658,019

Finding the Fourth Proportional to 13,853,072.52, 19,117,360.44 and 7,658,019

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Solution

The fourth proportional to 13,853,072.52, 19,117,360.44 and 7,658,019 is: 10,568,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,853,072.52 : 19,117,360.44 = 7,658,019 : x
  2. Step 2: Convert to fraction form
    13,853,072.52/19,117,360.44 = 7,658,019/x
  3. Step 3: Cross multiply
    13,853,072.52x = 19,117,360.44 × 7,658,019
  4. Step 4: Simplify right side
    13,853,072.52x = 146,401,109,479,368.38
  5. Step 5: Solve for x
    x = 146,401,109,479,368.38/13,853,072.52
  6. Step 6: Final answer
    x = 10,568,132.76

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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.