Home / 8,618,645-11,893,810.34-4,751,304.54

Finding the Fourth Proportional to 8,618,645, 11,893,810.34 and 4,751,304.54

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Solution

The fourth proportional to 8,618,645, 11,893,810.34 and 4,751,304.54 is: 6,556,844.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,645 : 11,893,810.34 = 4,751,304.54 : x
  2. Step 2: Convert to fraction form
    8,618,645/11,893,810.34 = 4,751,304.54/x
  3. Step 3: Cross multiply
    8,618,645x = 11,893,810.34 × 4,751,304.54
  4. Step 4: Simplify right side
    8,618,645x = 56,511,115,066,340.95
  5. Step 5: Solve for x
    x = 56,511,115,066,340.95/8,618,645
  6. Step 6: Final answer
    x = 6,556,844.50

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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.