Home / 52,021,735.37-71,789,969.84-31,113,767.66

Finding the Fourth Proportional to 52,021,735.37, 71,789,969.84 and 31,113,767.66

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Solution

The fourth proportional to 52,021,735.37, 71,789,969.84 and 31,113,767.66 is: 42,936,984.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,021,735.37 : 71,789,969.84 = 31,113,767.66 : x
  2. Step 2: Convert to fraction form
    52,021,735.37/71,789,969.84 = 31,113,767.66/x
  3. Step 3: Cross multiply
    52,021,735.37x = 71,789,969.84 × 31,113,767.66
  4. Step 4: Simplify right side
    52,021,735.37x = 2,233,656,441,764,598.25
  5. Step 5: Solve for x
    x = 2,233,656,441,764,598.25/52,021,735.37
  6. Step 6: Final answer
    x = 42,936,984.43

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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.