Home / 8,913,364.20-13,370,046.30-8,346,493.80

Finding the Fourth Proportional to 8,913,364.20, 13,370,046.30 and 8,346,493.80

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Solution

The fourth proportional to 8,913,364.20, 13,370,046.30 and 8,346,493.80 is: 12,519,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,913,364.20 : 13,370,046.30 = 8,346,493.80 : x
  2. Step 2: Convert to fraction form
    8,913,364.20/13,370,046.30 = 8,346,493.80/x
  3. Step 3: Cross multiply
    8,913,364.20x = 13,370,046.30 × 8,346,493.80
  4. Step 4: Simplify right side
    8,913,364.20x = 111,593,008,548,662.94
  5. Step 5: Solve for x
    x = 111,593,008,548,662.94/8,913,364.20
  6. Step 6: Final answer
    x = 12,519,740.70

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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.