Home / 13,383,371.31-20,075,493.47-6,370,965.42

Finding the Fourth Proportional to 13,383,371.31, 20,075,493.47 and 6,370,965.42

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Solution

The fourth proportional to 13,383,371.31, 20,075,493.47 and 6,370,965.42 is: 9,556,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383,371.31 : 20,075,493.47 = 6,370,965.42 : x
  2. Step 2: Convert to fraction form
    13,383,371.31/20,075,493.47 = 6,370,965.42/x
  3. Step 3: Cross multiply
    13,383,371.31x = 20,075,493.47 × 6,370,965.42
  4. Step 4: Simplify right side
    13,383,371.31x = 127,900,274,654,950.98
  5. Step 5: Solve for x
    x = 127,900,274,654,950.98/13,383,371.31
  6. Step 6: Final answer
    x = 9,556,655.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.