Home / 18,144,690.80-27,217,036.20-8,066,994.80

Finding the Fourth Proportional to 18,144,690.80, 27,217,036.20 and 8,066,994.80

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Solution

The fourth proportional to 18,144,690.80, 27,217,036.20 and 8,066,994.80 is: 12,100,492.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,690.80 : 27,217,036.20 = 8,066,994.80 : x
  2. Step 2: Convert to fraction form
    18,144,690.80/27,217,036.20 = 8,066,994.80/x
  3. Step 3: Cross multiply
    18,144,690.80x = 27,217,036.20 × 8,066,994.80
  4. Step 4: Simplify right side
    18,144,690.80x = 219,559,689,496,811.75
  5. Step 5: Solve for x
    x = 219,559,689,496,811.75/18,144,690.80
  6. Step 6: Final answer
    x = 12,100,492.20

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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.