Home / 31,091,972.31-46,643,936.36-11,921,234.31

Finding the Fourth Proportional to 31,091,972.31, 46,643,936.36 and 11,921,234.31

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Solution

The fourth proportional to 31,091,972.31, 46,643,936.36 and 11,921,234.31 is: 17,884,143.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,091,972.31 : 46,643,936.36 = 11,921,234.31 : x
  2. Step 2: Convert to fraction form
    31,091,972.31/46,643,936.36 = 11,921,234.31/x
  3. Step 3: Cross multiply
    31,091,972.31x = 46,643,936.36 × 11,921,234.31
  4. Step 4: Simplify right side
    31,091,972.31x = 556,053,294,428,682.31
  5. Step 5: Solve for x
    x = 556,053,294,428,682.31/31,091,972.31
  6. Step 6: Final answer
    x = 17,884,143.50

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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.