Home / 35,554,901.40-49,069,745.91-20,085,982.49

Finding the Fourth Proportional to 35,554,901.40, 49,069,745.91 and 20,085,982.49

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Solution

The fourth proportional to 35,554,901.40, 49,069,745.91 and 20,085,982.49 is: 27,720,905.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,554,901.40 : 49,069,745.91 = 20,085,982.49 : x
  2. Step 2: Convert to fraction form
    35,554,901.40/49,069,745.91 = 20,085,982.49/x
  3. Step 3: Cross multiply
    35,554,901.40x = 49,069,745.91 × 20,085,982.49
  4. Step 4: Simplify right side
    35,554,901.40x = 985,614,057,000,349.50
  5. Step 5: Solve for x
    x = 985,614,057,000,349.50/35,554,901.40
  6. Step 6: Final answer
    x = 27,720,905.37

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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.