Home / 8,579,415.24-12,869,104.41-5,386,783.43

Finding the Fourth Proportional to 8,579,415.24, 12,869,104.41 and 5,386,783.43

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Solution

The fourth proportional to 8,579,415.24, 12,869,104.41 and 5,386,783.43 is: 8,080,163.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579,415.24 : 12,869,104.41 = 5,386,783.43 : x
  2. Step 2: Convert to fraction form
    8,579,415.24/12,869,104.41 = 5,386,783.43/x
  3. Step 3: Cross multiply
    8,579,415.24x = 12,869,104.41 × 5,386,783.43
  4. Step 4: Simplify right side
    8,579,415.24x = 69,323,078,330,382.41
  5. Step 5: Solve for x
    x = 69,323,078,330,382.41/8,579,415.24
  6. Step 6: Final answer
    x = 8,080,163.55

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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.