Home / 35,871,495.45-49,502,542.32-20,190,511.05

Finding the Fourth Proportional to 35,871,495.45, 49,502,542.32 and 20,190,511.05

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Solution

The fourth proportional to 35,871,495.45, 49,502,542.32 and 20,190,511.05 is: 27,862,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,871,495.45 : 49,502,542.32 = 20,190,511.05 : x
  2. Step 2: Convert to fraction form
    35,871,495.45/49,502,542.32 = 20,190,511.05/x
  3. Step 3: Cross multiply
    35,871,495.45x = 49,502,542.32 × 20,190,511.05
  4. Step 4: Simplify right side
    35,871,495.45x = 999,481,627,715,052.62
  5. Step 5: Solve for x
    x = 999,481,627,715,052.62/35,871,495.45
  6. Step 6: Final answer
    x = 27,862,836.92

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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.