Home / 13,474,750.70-20,213,000.85-7,097,458.70

Finding the Fourth Proportional to 13,474,750.70, 20,213,000.85 and 7,097,458.70

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Solution

The fourth proportional to 13,474,750.70, 20,213,000.85 and 7,097,458.70 is: 10,646,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474,750.70 : 20,213,000.85 = 7,097,458.70 : x
  2. Step 2: Convert to fraction form
    13,474,750.70/20,213,000.85 = 7,097,458.70/x
  3. Step 3: Cross multiply
    13,474,750.70x = 20,213,000.85 × 7,097,458.70
  4. Step 4: Simplify right side
    13,474,750.70x = 143,460,938,735,939.91
  5. Step 5: Solve for x
    x = 143,460,938,735,939.91/13,474,750.70
  6. Step 6: Final answer
    x = 10,646,648.83

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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.