Home / 21,100,746.31-31,646,690.73-5,951,134.87

Finding the Fourth Proportional to 21,100,746.31, 31,646,690.73 and 5,951,134.87

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Solution

The fourth proportional to 21,100,746.31, 31,646,690.73 and 5,951,134.87 is: 8,925,453.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,100,746.31 : 31,646,690.73 = 5,951,134.87 : x
  2. Step 2: Convert to fraction form
    21,100,746.31/31,646,690.73 = 5,951,134.87/x
  3. Step 3: Cross multiply
    21,100,746.31x = 31,646,690.73 × 5,951,134.87
  4. Step 4: Simplify right side
    21,100,746.31x = 188,333,724,535,419.66
  5. Step 5: Solve for x
    x = 188,333,724,535,419.66/21,100,746.31
  6. Step 6: Final answer
    x = 8,925,453.24

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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.