Home / 7,618,978.88-10,511,197.67-4,354,042

Finding the Fourth Proportional to 7,618,978.88, 10,511,197.67 and 4,354,042

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Solution

The fourth proportional to 7,618,978.88, 10,511,197.67 and 4,354,042 is: 6,006,867.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,978.88 : 10,511,197.67 = 4,354,042 : x
  2. Step 2: Convert to fraction form
    7,618,978.88/10,511,197.67 = 4,354,042/x
  3. Step 3: Cross multiply
    7,618,978.88x = 10,511,197.67 × 4,354,042
  4. Step 4: Simplify right side
    7,618,978.88x = 45,766,196,125,482.14
  5. Step 5: Solve for x
    x = 45,766,196,125,482.14/7,618,978.88
  6. Step 6: Final answer
    x = 6,006,867.44

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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.