Home / 13,760,528.70-20,640,793.05-4,175,442.30

Finding the Fourth Proportional to 13,760,528.70, 20,640,793.05 and 4,175,442.30

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Solution

The fourth proportional to 13,760,528.70, 20,640,793.05 and 4,175,442.30 is: 6,263,163.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,760,528.70 : 20,640,793.05 = 4,175,442.30 : x
  2. Step 2: Convert to fraction form
    13,760,528.70/20,640,793.05 = 4,175,442.30/x
  3. Step 3: Cross multiply
    13,760,528.70x = 20,640,793.05 × 4,175,442.30
  4. Step 4: Simplify right side
    13,760,528.70x = 86,184,440,406,516.02
  5. Step 5: Solve for x
    x = 86,184,440,406,516.02/13,760,528.70
  6. Step 6: Final answer
    x = 6,263,163.45

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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.