Home / 12,843,168.20-19,267,967.20-3,745,266.84

Finding the Fourth Proportional to 12,843,168.20, 19,267,967.20 and 3,745,266.84

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Solution

The fourth proportional to 12,843,168.20, 19,267,967.20 and 3,745,266.84 is: 5,618,837.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843,168.20 : 19,267,967.20 = 3,745,266.84 : x
  2. Step 2: Convert to fraction form
    12,843,168.20/19,267,967.20 = 3,745,266.84/x
  3. Step 3: Cross multiply
    12,843,168.20x = 19,267,967.20 × 3,745,266.84
  4. Step 4: Simplify right side
    12,843,168.20x = 72,163,678,628,367.64
  5. Step 5: Solve for x
    x = 72,163,678,628,367.64/12,843,168.20
  6. Step 6: Final answer
    x = 5,618,837.77

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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.