Home / 12,068,766.53-18,114,526.20-4,399,823.82

Finding the Fourth Proportional to 12,068,766.53, 18,114,526.20 and 4,399,823.82

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Solution

The fourth proportional to 12,068,766.53, 18,114,526.20 and 4,399,823.82 is: 6,603,883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068,766.53 : 18,114,526.20 = 4,399,823.82 : x
  2. Step 2: Convert to fraction form
    12,068,766.53/18,114,526.20 = 4,399,823.82/x
  3. Step 3: Cross multiply
    12,068,766.53x = 18,114,526.20 × 4,399,823.82
  4. Step 4: Simplify right side
    12,068,766.53x = 79,700,723,862,774.09
  5. Step 5: Solve for x
    x = 79,700,723,862,774.09/12,068,766.53
  6. Step 6: Final answer
    x = 6,603,883.15

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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.