Home / 15,172,360.53-20,937,848.43-8,296,842.60

Finding the Fourth Proportional to 15,172,360.53, 20,937,848.43 and 8,296,842.60

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Solution

The fourth proportional to 15,172,360.53, 20,937,848.43 and 8,296,842.60 is: 11,449,637.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172,360.53 : 20,937,848.43 = 8,296,842.60 : x
  2. Step 2: Convert to fraction form
    15,172,360.53/20,937,848.43 = 8,296,842.60/x
  3. Step 3: Cross multiply
    15,172,360.53x = 20,937,848.43 × 8,296,842.60
  4. Step 4: Simplify right side
    15,172,360.53x = 173,718,032,806,367.09
  5. Step 5: Solve for x
    x = 173,718,032,806,367.09/15,172,360.53
  6. Step 6: Final answer
    x = 11,449,637.81

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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.