Home / 34,519,739.78-47,638,384.08-18,839,620.46

Finding the Fourth Proportional to 34,519,739.78, 47,638,384.08 and 18,839,620.46

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Solution

The fourth proportional to 34,519,739.78, 47,638,384.08 and 18,839,620.46 is: 25,999,300.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,519,739.78 : 47,638,384.08 = 18,839,620.46 : x
  2. Step 2: Convert to fraction form
    34,519,739.78/47,638,384.08 = 18,839,620.46/x
  3. Step 3: Cross multiply
    34,519,739.78x = 47,638,384.08 × 18,839,620.46
  4. Step 4: Simplify right side
    34,519,739.78x = 897,489,075,394,906.25
  5. Step 5: Solve for x
    x = 897,489,075,394,906.25/34,519,739.78
  6. Step 6: Final answer
    x = 25,999,300.14

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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.