Home / 6,800,516.40-10,196,039.88-3,011,945.52

Finding the Fourth Proportional to 6,800,516.40, 10,196,039.88 and 3,011,945.52

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Solution

The fourth proportional to 6,800,516.40, 10,196,039.88 and 3,011,945.52 is: 4,515,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800,516.40 : 10,196,039.88 = 3,011,945.52 : x
  2. Step 2: Convert to fraction form
    6,800,516.40/10,196,039.88 = 3,011,945.52/x
  3. Step 3: Cross multiply
    6,800,516.40x = 10,196,039.88 × 3,011,945.52
  4. Step 4: Simplify right side
    6,800,516.40x = 30,709,916,638,307.34
  5. Step 5: Solve for x
    x = 30,709,916,638,307.34/6,800,516.40
  6. Step 6: Final answer
    x = 4,515,821.27

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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.