Home / 14,464,229.21-21,695,015.19-4,879,690.78

Finding the Fourth Proportional to 14,464,229.21, 21,695,015.19 and 4,879,690.78

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Solution

The fourth proportional to 14,464,229.21, 21,695,015.19 and 4,879,690.78 is: 7,319,087.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,464,229.21 : 21,695,015.19 = 4,879,690.78 : x
  2. Step 2: Convert to fraction form
    14,464,229.21/21,695,015.19 = 4,879,690.78/x
  3. Step 3: Cross multiply
    14,464,229.21x = 21,695,015.19 × 4,879,690.78
  4. Step 4: Simplify right side
    14,464,229.21x = 105,864,965,594,602.95
  5. Step 5: Solve for x
    x = 105,864,965,594,602.95/14,464,229.21
  6. Step 6: Final answer
    x = 7,319,087.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.