Home / 31,153,195.12-46,673,883.24-19,016,414.32

Finding the Fourth Proportional to 31,153,195.12, 46,673,883.24 and 19,016,414.32

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Solution

The fourth proportional to 31,153,195.12, 46,673,883.24 and 19,016,414.32 is: 28,490,493.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,153,195.12 : 46,673,883.24 = 19,016,414.32 : x
  2. Step 2: Convert to fraction form
    31,153,195.12/46,673,883.24 = 19,016,414.32/x
  3. Step 3: Cross multiply
    31,153,195.12x = 46,673,883.24 × 19,016,414.32
  4. Step 4: Simplify right side
    31,153,195.12x = 887,569,901,615,144
  5. Step 5: Solve for x
    x = 887,569,901,615,144/31,153,195.12
  6. Step 6: Final answer
    x = 28,490,493.45

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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.