Home / 62,146,975.82-93,220,447.32-21,206,411.69

Finding the Fourth Proportional to 62,146,975.82, 93,220,447.32 and 21,206,411.69

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Solution

The fourth proportional to 62,146,975.82, 93,220,447.32 and 21,206,411.69 is: 31,809,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,146,975.82 : 93,220,447.32 = 21,206,411.69 : x
  2. Step 2: Convert to fraction form
    62,146,975.82/93,220,447.32 = 21,206,411.69/x
  3. Step 3: Cross multiply
    62,146,975.82x = 93,220,447.32 × 21,206,411.69
  4. Step 4: Simplify right side
    62,146,975.82x = 1,976,871,183,327,774.75
  5. Step 5: Solve for x
    x = 1,976,871,183,327,774.75/62,146,975.82
  6. Step 6: Final answer
    x = 31,809,611.93

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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.