Home / 34,283,021.36-47,311,933.52-18,813,659.60

Finding the Fourth Proportional to 34,283,021.36, 47,311,933.52 and 18,813,659.60

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Solution

The fourth proportional to 34,283,021.36, 47,311,933.52 and 18,813,659.60 is: 25,963,598.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,283,021.36 : 47,311,933.52 = 18,813,659.60 : x
  2. Step 2: Convert to fraction form
    34,283,021.36/47,311,933.52 = 18,813,659.60/x
  3. Step 3: Cross multiply
    34,283,021.36x = 47,311,933.52 × 18,813,659.60
  4. Step 4: Simplify right side
    34,283,021.36x = 890,110,612,263,109.88
  5. Step 5: Solve for x
    x = 890,110,612,263,109.88/34,283,021.36
  6. Step 6: Final answer
    x = 25,963,598.80

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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.