Home / 7,904,718.91-11,847,926.98-3,635,928.19

Finding the Fourth Proportional to 7,904,718.91, 11,847,926.98 and 3,635,928.19

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Solution

The fourth proportional to 7,904,718.91, 11,847,926.98 and 3,635,928.19 is: 5,449,682.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904,718.91 : 11,847,926.98 = 3,635,928.19 : x
  2. Step 2: Convert to fraction form
    7,904,718.91/11,847,926.98 = 3,635,928.19/x
  3. Step 3: Cross multiply
    7,904,718.91x = 11,847,926.98 × 3,635,928.19
  4. Step 4: Simplify right side
    7,904,718.91x = 43,078,211,699,643.57
  5. Step 5: Solve for x
    x = 43,078,211,699,643.57/7,904,718.91
  6. Step 6: Final answer
    x = 5,449,682.93

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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.