Home / 8,618,771.40-11,893,940.46-4,751,207.70

Finding the Fourth Proportional to 8,618,771.40, 11,893,940.46 and 4,751,207.70

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Solution

The fourth proportional to 8,618,771.40, 11,893,940.46 and 4,751,207.70 is: 6,556,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,771.40 : 11,893,940.46 = 4,751,207.70 : x
  2. Step 2: Convert to fraction form
    8,618,771.40/11,893,940.46 = 4,751,207.70/x
  3. Step 3: Cross multiply
    8,618,771.40x = 11,893,940.46 × 4,751,207.70
  4. Step 4: Simplify right side
    8,618,771.40x = 56,510,581,496,893.55
  5. Step 5: Solve for x
    x = 56,510,581,496,893.55/8,618,771.40
  6. Step 6: Final answer
    x = 6,556,686.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.