Home / 20,038,535.48-27,653,232.56-10,871,178.23

Finding the Fourth Proportional to 20,038,535.48, 27,653,232.56 and 10,871,178.23

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Solution

The fourth proportional to 20,038,535.48, 27,653,232.56 and 10,871,178.23 is: 15,002,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038,535.48 : 27,653,232.56 = 10,871,178.23 : x
  2. Step 2: Convert to fraction form
    20,038,535.48/27,653,232.56 = 10,871,178.23/x
  3. Step 3: Cross multiply
    20,038,535.48x = 27,653,232.56 × 10,871,178.23
  4. Step 4: Simplify right side
    20,038,535.48x = 300,623,219,685,196.69
  5. Step 5: Solve for x
    x = 300,623,219,685,196.69/20,038,535.48
  6. Step 6: Final answer
    x = 15,002,255.03

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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.