Home / 13,272,422.16-18,306,163.89-10,009,374.42

Finding the Fourth Proportional to 13,272,422.16, 18,306,163.89 and 10,009,374.42

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Solution

The fourth proportional to 13,272,422.16, 18,306,163.89 and 10,009,374.42 is: 13,805,562.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272,422.16 : 18,306,163.89 = 10,009,374.42 : x
  2. Step 2: Convert to fraction form
    13,272,422.16/18,306,163.89 = 10,009,374.42/x
  3. Step 3: Cross multiply
    13,272,422.16x = 18,306,163.89 × 10,009,374.42
  4. Step 4: Simplify right side
    13,272,422.16x = 183,233,248,568,893.69
  5. Step 5: Solve for x
    x = 183,233,248,568,893.69/13,272,422.16
  6. Step 6: Final answer
    x = 13,805,562.12

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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.