Home / 15,603,942.20-23,405,913.30-8,045,670.20

Finding the Fourth Proportional to 15,603,942.20, 23,405,913.30 and 8,045,670.20

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Solution

The fourth proportional to 15,603,942.20, 23,405,913.30 and 8,045,670.20 is: 12,068,505.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,942.20 : 23,405,913.30 = 8,045,670.20 : x
  2. Step 2: Convert to fraction form
    15,603,942.20/23,405,913.30 = 8,045,670.20/x
  3. Step 3: Cross multiply
    15,603,942.20x = 23,405,913.30 × 8,045,670.20
  4. Step 4: Simplify right side
    15,603,942.20x = 188,316,259,141,593.66
  5. Step 5: Solve for x
    x = 188,316,259,141,593.66/15,603,942.20
  6. Step 6: Final answer
    x = 12,068,505.30

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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.