Home / 19,604,232.20-29,406,348.30-18,722,433.80

Finding the Fourth Proportional to 19,604,232.20, 29,406,348.30 and 18,722,433.80

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Solution

The fourth proportional to 19,604,232.20, 29,406,348.30 and 18,722,433.80 is: 28,083,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604,232.20 : 29,406,348.30 = 18,722,433.80 : x
  2. Step 2: Convert to fraction form
    19,604,232.20/29,406,348.30 = 18,722,433.80/x
  3. Step 3: Cross multiply
    19,604,232.20x = 29,406,348.30 × 18,722,433.80
  4. Step 4: Simplify right side
    19,604,232.20x = 550,558,409,346,492.56
  5. Step 5: Solve for x
    x = 550,558,409,346,492.56/19,604,232.20
  6. Step 6: Final answer
    x = 28,083,650.70

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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.