Home / 31,232,351.25-43,094,519.73-19,623,188.46

Finding the Fourth Proportional to 31,232,351.25, 43,094,519.73 and 19,623,188.46

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Solution

The fourth proportional to 31,232,351.25, 43,094,519.73 and 19,623,188.46 is: 27,076,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,232,351.25 : 43,094,519.73 = 19,623,188.46 : x
  2. Step 2: Convert to fraction form
    31,232,351.25/43,094,519.73 = 19,623,188.46/x
  3. Step 3: Cross multiply
    31,232,351.25x = 43,094,519.73 × 19,623,188.46
  4. Step 4: Simplify right side
    31,232,351.25x = 845,651,882,254,978.25
  5. Step 5: Solve for x
    x = 845,651,882,254,978.25/31,232,351.25
  6. Step 6: Final answer
    x = 27,076,151.76

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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.