Home / 8,546,564.40-12,819,846.60-2,865,418.80

Finding the Fourth Proportional to 8,546,564.40, 12,819,846.60 and 2,865,418.80

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Solution

The fourth proportional to 8,546,564.40, 12,819,846.60 and 2,865,418.80 is: 4,298,128.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546,564.40 : 12,819,846.60 = 2,865,418.80 : x
  2. Step 2: Convert to fraction form
    8,546,564.40/12,819,846.60 = 2,865,418.80/x
  3. Step 3: Cross multiply
    8,546,564.40x = 12,819,846.60 × 2,865,418.80
  4. Step 4: Simplify right side
    8,546,564.40x = 36,734,229,460,756.08
  5. Step 5: Solve for x
    x = 36,734,229,460,756.08/8,546,564.40
  6. Step 6: Final answer
    x = 4,298,128.20

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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.