Home / 8,283,328.79-12,420,835.50-4,826,187.54

Finding the Fourth Proportional to 8,283,328.79, 12,420,835.50 and 4,826,187.54

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Solution

The fourth proportional to 8,283,328.79, 12,420,835.50 and 4,826,187.54 is: 7,236,858.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283,328.79 : 12,420,835.50 = 4,826,187.54 : x
  2. Step 2: Convert to fraction form
    8,283,328.79/12,420,835.50 = 4,826,187.54/x
  3. Step 3: Cross multiply
    8,283,328.79x = 12,420,835.50 × 4,826,187.54
  4. Step 4: Simplify right side
    8,283,328.79x = 59,945,281,482,506.97
  5. Step 5: Solve for x
    x = 59,945,281,482,506.97/8,283,328.79
  6. Step 6: Final answer
    x = 7,236,858.87

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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.