Home / 25,294,783.20-34,906,809.24-13,692,310.80

Finding the Fourth Proportional to 25,294,783.20, 34,906,809.24 and 13,692,310.80

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Solution

The fourth proportional to 25,294,783.20, 34,906,809.24 and 13,692,310.80 is: 18,895,393.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,294,783.20 : 34,906,809.24 = 13,692,310.80 : x
  2. Step 2: Convert to fraction form
    25,294,783.20/34,906,809.24 = 13,692,310.80/x
  3. Step 3: Cross multiply
    25,294,783.20x = 34,906,809.24 × 13,692,310.80
  4. Step 4: Simplify right side
    25,294,783.20x = 477,954,881,150,391.88
  5. Step 5: Solve for x
    x = 477,954,881,150,391.88/25,294,783.20
  6. Step 6: Final answer
    x = 18,895,393.46

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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.