Home / 65,493,510.25-90,379,460.82-36,124,212.07

Finding the Fourth Proportional to 65,493,510.25, 90,379,460.82 and 36,124,212.07

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Solution

The fourth proportional to 65,493,510.25, 90,379,460.82 and 36,124,212.07 is: 49,850,539.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,493,510.25 : 90,379,460.82 = 36,124,212.07 : x
  2. Step 2: Convert to fraction form
    65,493,510.25/90,379,460.82 = 36,124,212.07/x
  3. Step 3: Cross multiply
    65,493,510.25x = 90,379,460.82 × 36,124,212.07
  4. Step 4: Simplify right side
    65,493,510.25x = 3,264,886,809,433,936
  5. Step 5: Solve for x
    x = 3,264,886,809,433,936/65,493,510.25
  6. Step 6: Final answer
    x = 49,850,539.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.