Home / 9,876,698.20-14,846,540.10-9,309,827.80

Finding the Fourth Proportional to 9,876,698.20, 14,846,540.10 and 9,309,827.80

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Solution

The fourth proportional to 9,876,698.20, 14,846,540.10 and 9,309,827.80 is: 13,994,426.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,698.20 : 14,846,540.10 = 9,309,827.80 : x
  2. Step 2: Convert to fraction form
    9,876,698.20/14,846,540.10 = 9,309,827.80/x
  3. Step 3: Cross multiply
    9,876,698.20x = 14,846,540.10 × 9,309,827.80
  4. Step 4: Simplify right side
    9,876,698.20x = 138,218,731,756,794.78
  5. Step 5: Solve for x
    x = 138,218,731,756,794.78/9,876,698.20
  6. Step 6: Final answer
    x = 13,994,426.98

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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.