Home / 29,968,442.78-41,356,449.45-16,217,406.90

Finding the Fourth Proportional to 29,968,442.78, 41,356,449.45 and 16,217,406.90

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Solution

The fourth proportional to 29,968,442.78, 41,356,449.45 and 16,217,406.90 is: 22,380,020.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,968,442.78 : 41,356,449.45 = 16,217,406.90 : x
  2. Step 2: Convert to fraction form
    29,968,442.78/41,356,449.45 = 16,217,406.90/x
  3. Step 3: Cross multiply
    29,968,442.78x = 41,356,449.45 × 16,217,406.90
  4. Step 4: Simplify right side
    29,968,442.78x = 670,694,368,669,931.25
  5. Step 5: Solve for x
    x = 670,694,368,669,931.25/29,968,442.78
  6. Step 6: Final answer
    x = 22,380,020.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.