Home / 9,050,029.48-12,489,287.04-4,920,338.49

Finding the Fourth Proportional to 9,050,029.48, 12,489,287.04 and 4,920,338.49

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Solution

The fourth proportional to 9,050,029.48, 12,489,287.04 and 4,920,338.49 is: 6,790,201.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050,029.48 : 12,489,287.04 = 4,920,338.49 : x
  2. Step 2: Convert to fraction form
    9,050,029.48/12,489,287.04 = 4,920,338.49/x
  3. Step 3: Cross multiply
    9,050,029.48x = 12,489,287.04 × 4,920,338.49
  4. Step 4: Simplify right side
    9,050,029.48x = 61,451,519,735,570.17
  5. Step 5: Solve for x
    x = 61,451,519,735,570.17/9,050,029.48
  6. Step 6: Final answer
    x = 6,790,201.06

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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.