Home / 39,297,745.82-54,194,104.55-31,057,493.76

Finding the Fourth Proportional to 39,297,745.82, 54,194,104.55 and 31,057,493.76

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Solution

The fourth proportional to 39,297,745.82, 54,194,104.55 and 31,057,493.76 is: 42,830,270.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,297,745.82 : 54,194,104.55 = 31,057,493.76 : x
  2. Step 2: Convert to fraction form
    39,297,745.82/54,194,104.55 = 31,057,493.76/x
  3. Step 3: Cross multiply
    39,297,745.82x = 54,194,104.55 × 31,057,493.76
  4. Step 4: Simplify right side
    39,297,745.82x = 1,683,133,063,968,056.50
  5. Step 5: Solve for x
    x = 1,683,133,063,968,056.50/39,297,745.82
  6. Step 6: Final answer
    x = 42,830,270.00

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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.