Home / 31,222,406.31-46,765,403.61-12,971,264.37

Finding the Fourth Proportional to 31,222,406.31, 46,765,403.61 and 12,971,264.37

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Solution

The fourth proportional to 31,222,406.31, 46,765,403.61 and 12,971,264.37 is: 19,428,560.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,222,406.31 : 46,765,403.61 = 12,971,264.37 : x
  2. Step 2: Convert to fraction form
    31,222,406.31/46,765,403.61 = 12,971,264.37/x
  3. Step 3: Cross multiply
    31,222,406.31x = 46,765,403.61 × 12,971,264.37
  4. Step 4: Simplify right side
    31,222,406.31x = 606,606,413,444,013.25
  5. Step 5: Solve for x
    x = 606,606,413,444,013.25/31,222,406.31
  6. Step 6: Final answer
    x = 19,428,560.61

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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.