Home / 8,573,673.61-12,857,800.09-2,815,457.96

Finding the Fourth Proportional to 8,573,673.61, 12,857,800.09 and 2,815,457.96

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Solution

The fourth proportional to 8,573,673.61, 12,857,800.09 and 2,815,457.96 is: 4,222,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573,673.61 : 12,857,800.09 = 2,815,457.96 : x
  2. Step 2: Convert to fraction form
    8,573,673.61/12,857,800.09 = 2,815,457.96/x
  3. Step 3: Cross multiply
    8,573,673.61x = 12,857,800.09 × 2,815,457.96
  4. Step 4: Simplify right side
    8,573,673.61x = 36,200,595,611,479.22
  5. Step 5: Solve for x
    x = 36,200,595,611,479.22/8,573,673.61
  6. Step 6: Final answer
    x = 4,222,296.91

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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.