Home / 20,051,273.36-30,077,493.24-4,905,200

Finding the Fourth Proportional to 20,051,273.36, 30,077,493.24 and 4,905,200

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Solution

The fourth proportional to 20,051,273.36, 30,077,493.24 and 4,905,200 is: 7,357,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,051,273.36 : 30,077,493.24 = 4,905,200 : x
  2. Step 2: Convert to fraction form
    20,051,273.36/30,077,493.24 = 4,905,200/x
  3. Step 3: Cross multiply
    20,051,273.36x = 30,077,493.24 × 4,905,200
  4. Step 4: Simplify right side
    20,051,273.36x = 147,536,119,840,848
  5. Step 5: Solve for x
    x = 147,536,119,840,848/20,051,273.36
  6. Step 6: Final answer
    x = 7,357,942.67

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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.