Home / 20,038,536.48-27,653,233.94-10,871,179.23

Finding the Fourth Proportional to 20,038,536.48, 27,653,233.94 and 10,871,179.23

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Solution

The fourth proportional to 20,038,536.48, 27,653,233.94 and 10,871,179.23 is: 15,002,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038,536.48 : 27,653,233.94 = 10,871,179.23 : x
  2. Step 2: Convert to fraction form
    20,038,536.48/27,653,233.94 = 10,871,179.23/x
  3. Step 3: Cross multiply
    20,038,536.48x = 27,653,233.94 × 10,871,179.23
  4. Step 4: Simplify right side
    20,038,536.48x = 300,623,262,450,859.06
  5. Step 5: Solve for x
    x = 300,623,262,450,859.06/20,038,536.48
  6. Step 6: Final answer
    x = 15,002,256.41

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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.