Home / 8,618,763.90-11,893,930.11-4,751,200.20

Finding the Fourth Proportional to 8,618,763.90, 11,893,930.11 and 4,751,200.20

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Solution

The fourth proportional to 8,618,763.90, 11,893,930.11 and 4,751,200.20 is: 6,556,676.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,763.90 : 11,893,930.11 = 4,751,200.20 : x
  2. Step 2: Convert to fraction form
    8,618,763.90/11,893,930.11 = 4,751,200.20/x
  3. Step 3: Cross multiply
    8,618,763.90x = 11,893,930.11 × 4,751,200.20
  4. Step 4: Simplify right side
    8,618,763.90x = 56,510,443,117,418.02
  5. Step 5: Solve for x
    x = 56,510,443,117,418.02/8,618,763.90
  6. Step 6: Final answer
    x = 6,556,676.08

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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.