Home / 13,526,895.31-20,290,383.97-3,291,756.84

Finding the Fourth Proportional to 13,526,895.31, 20,290,383.97 and 3,291,756.84

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Solution

The fourth proportional to 13,526,895.31, 20,290,383.97 and 3,291,756.84 is: 4,937,645.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526,895.31 : 20,290,383.97 = 3,291,756.84 : x
  2. Step 2: Convert to fraction form
    13,526,895.31/20,290,383.97 = 3,291,756.84/x
  3. Step 3: Cross multiply
    13,526,895.31x = 20,290,383.97 × 3,291,756.84
  4. Step 4: Simplify right side
    13,526,895.31x = 66,791,010,211,244.46
  5. Step 5: Solve for x
    x = 66,791,010,211,244.46/13,526,895.31
  6. Step 6: Final answer
    x = 4,937,645.24

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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.