Home / 30,281,672.70-45,392,984.55-17,314,512.30

Finding the Fourth Proportional to 30,281,672.70, 45,392,984.55 and 17,314,512.30

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Solution

The fourth proportional to 30,281,672.70, 45,392,984.55 and 17,314,512.30 is: 25,954,886.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281,672.70 : 45,392,984.55 = 17,314,512.30 : x
  2. Step 2: Convert to fraction form
    30,281,672.70/45,392,984.55 = 17,314,512.30/x
  3. Step 3: Cross multiply
    30,281,672.70x = 45,392,984.55 × 17,314,512.30
  4. Step 4: Simplify right side
    30,281,672.70x = 785,957,389,324,685
  5. Step 5: Solve for x
    x = 785,957,389,324,685/30,281,672.70
  6. Step 6: Final answer
    x = 25,954,886.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.