Home / 65,424,788.25-90,270,351.21-37,160,873.83

Finding the Fourth Proportional to 65,424,788.25, 90,270,351.21 and 37,160,873.83

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Solution

The fourth proportional to 65,424,788.25, 90,270,351.21 and 37,160,873.83 is: 51,272,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,424,788.25 : 90,270,351.21 = 37,160,873.83 : x
  2. Step 2: Convert to fraction form
    65,424,788.25/90,270,351.21 = 37,160,873.83/x
  3. Step 3: Cross multiply
    65,424,788.25x = 90,270,351.21 × 37,160,873.83
  4. Step 4: Simplify right side
    65,424,788.25x = 3,354,525,131,904,597.50
  5. Step 5: Solve for x
    x = 3,354,525,131,904,597.50/65,424,788.25
  6. Step 6: Final answer
    x = 51,272,999.45

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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.