Home / 8,857,007.60-13,285,511.40-6,715,497.20

Finding the Fourth Proportional to 8,857,007.60, 13,285,511.40 and 6,715,497.20

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Solution

The fourth proportional to 8,857,007.60, 13,285,511.40 and 6,715,497.20 is: 10,073,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,007.60 : 13,285,511.40 = 6,715,497.20 : x
  2. Step 2: Convert to fraction form
    8,857,007.60/13,285,511.40 = 6,715,497.20/x
  3. Step 3: Cross multiply
    8,857,007.60x = 13,285,511.40 × 6,715,497.20
  4. Step 4: Simplify right side
    8,857,007.60x = 89,218,814,607,268.08
  5. Step 5: Solve for x
    x = 89,218,814,607,268.08/8,857,007.60
  6. Step 6: Final answer
    x = 10,073,245.80

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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.