Home / 20,038,521.29-27,653,212.97-10,871,164.04

Finding the Fourth Proportional to 20,038,521.29, 27,653,212.97 and 10,871,164.04

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Solution

The fourth proportional to 20,038,521.29, 27,653,212.97 and 10,871,164.04 is: 15,002,235.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038,521.29 : 27,653,212.97 = 10,871,164.04 : x
  2. Step 2: Convert to fraction form
    20,038,521.29/27,653,212.97 = 10,871,164.04/x
  3. Step 3: Cross multiply
    20,038,521.29x = 27,653,212.97 × 10,871,164.04
  4. Step 4: Simplify right side
    20,038,521.29x = 300,622,614,237,303.69
  5. Step 5: Solve for x
    x = 300,622,614,237,303.69/20,038,521.29
  6. Step 6: Final answer
    x = 15,002,235.44

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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.