Home / 6,468,556.40-9,702,834.60-5,771,826.80

Finding the Fourth Proportional to 6,468,556.40, 9,702,834.60 and 5,771,826.80

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Solution

The fourth proportional to 6,468,556.40, 9,702,834.60 and 5,771,826.80 is: 8,657,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468,556.40 : 9,702,834.60 = 5,771,826.80 : x
  2. Step 2: Convert to fraction form
    6,468,556.40/9,702,834.60 = 5,771,826.80/x
  3. Step 3: Cross multiply
    6,468,556.40x = 9,702,834.60 × 5,771,826.80
  4. Step 4: Simplify right side
    6,468,556.40x = 56,003,080,780,247.27
  5. Step 5: Solve for x
    x = 56,003,080,780,247.27/6,468,556.40
  6. Step 6: Final answer
    x = 8,657,740.20

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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.