Home / 31,529,104.83-43,510,172.09-17,778,071.79

Finding the Fourth Proportional to 31,529,104.83, 43,510,172.09 and 17,778,071.79

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Solution

The fourth proportional to 31,529,104.83, 43,510,172.09 and 17,778,071.79 is: 24,533,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,529,104.83 : 43,510,172.09 = 17,778,071.79 : x
  2. Step 2: Convert to fraction form
    31,529,104.83/43,510,172.09 = 17,778,071.79/x
  3. Step 3: Cross multiply
    31,529,104.83x = 43,510,172.09 × 17,778,071.79
  4. Step 4: Simplify right side
    31,529,104.83x = 773,526,962,922,384
  5. Step 5: Solve for x
    x = 773,526,962,922,384/31,529,104.83
  6. Step 6: Final answer
    x = 24,533,743.25

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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.