Home / 8,482,804.20-12,696,212.70-6,579,239.40

Finding the Fourth Proportional to 8,482,804.20, 12,696,212.70 and 6,579,239.40

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Solution

The fourth proportional to 8,482,804.20, 12,696,212.70 and 6,579,239.40 is: 9,847,147.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,482,804.20 : 12,696,212.70 = 6,579,239.40 : x
  2. Step 2: Convert to fraction form
    8,482,804.20/12,696,212.70 = 6,579,239.40/x
  3. Step 3: Cross multiply
    8,482,804.20x = 12,696,212.70 × 6,579,239.40
  4. Step 4: Simplify right side
    8,482,804.20x = 83,531,422,826,620.38
  5. Step 5: Solve for x
    x = 83,531,422,826,620.38/8,482,804.20
  6. Step 6: Final answer
    x = 9,847,147.34

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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.