Home / 13,706,645.40-20,559,968.10-7,336,546.20

Finding the Fourth Proportional to 13,706,645.40, 20,559,968.10 and 7,336,546.20

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Solution

The fourth proportional to 13,706,645.40, 20,559,968.10 and 7,336,546.20 is: 11,004,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,706,645.40 : 20,559,968.10 = 7,336,546.20 : x
  2. Step 2: Convert to fraction form
    13,706,645.40/20,559,968.10 = 7,336,546.20/x
  3. Step 3: Cross multiply
    13,706,645.40x = 20,559,968.10 × 7,336,546.20
  4. Step 4: Simplify right side
    13,706,645.40x = 150,839,155,836,176.25
  5. Step 5: Solve for x
    x = 150,839,155,836,176.25/13,706,645.40
  6. Step 6: Final answer
    x = 11,004,819.30

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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.