Home / 35,871,493.95-49,502,540.25-20,190,509.55

Finding the Fourth Proportional to 35,871,493.95, 49,502,540.25 and 20,190,509.55

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Solution

The fourth proportional to 35,871,493.95, 49,502,540.25 and 20,190,509.55 is: 27,862,834.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,871,493.95 : 49,502,540.25 = 20,190,509.55 : x
  2. Step 2: Convert to fraction form
    35,871,493.95/49,502,540.25 = 20,190,509.55/x
  3. Step 3: Cross multiply
    35,871,493.95x = 49,502,540.25 × 20,190,509.55
  4. Step 4: Simplify right side
    35,871,493.95x = 999,481,511,666,884.38
  5. Step 5: Solve for x
    x = 999,481,511,666,884.38/35,871,493.95
  6. Step 6: Final answer
    x = 27,862,834.85

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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.