Home / 21,800,492.15-32,699,651.18-8,152,635.15

Finding the Fourth Proportional to 21,800,492.15, 32,699,651.18 and 8,152,635.15

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Solution

The fourth proportional to 21,800,492.15, 32,699,651.18 and 8,152,635.15 is: 12,228,546.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,800,492.15 : 32,699,651.18 = 8,152,635.15 : x
  2. Step 2: Convert to fraction form
    21,800,492.15/32,699,651.18 = 8,152,635.15/x
  3. Step 3: Cross multiply
    21,800,492.15x = 32,699,651.18 × 8,152,635.15
  4. Step 4: Simplify right side
    21,800,492.15x = 266,588,325,562,043.81
  5. Step 5: Solve for x
    x = 266,588,325,562,043.81/21,800,492.15
  6. Step 6: Final answer
    x = 12,228,546.21

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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.