Home / 13,766,119.36-20,630,577.92-5,241,805.76

Finding the Fourth Proportional to 13,766,119.36, 20,630,577.92 and 5,241,805.76

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Solution

The fourth proportional to 13,766,119.36, 20,630,577.92 and 5,241,805.76 is: 7,855,625.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,766,119.36 : 20,630,577.92 = 5,241,805.76 : x
  2. Step 2: Convert to fraction form
    13,766,119.36/20,630,577.92 = 5,241,805.76/x
  3. Step 3: Cross multiply
    13,766,119.36x = 20,630,577.92 × 5,241,805.76
  4. Step 4: Simplify right side
    13,766,119.36x = 108,141,482,173,184.83
  5. Step 5: Solve for x
    x = 108,141,482,173,184.83/13,766,119.36
  6. Step 6: Final answer
    x = 7,855,625.78

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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.