Home / 8,301,648.60-12,455,583.30-3,256,579.80

Finding the Fourth Proportional to 8,301,648.60, 12,455,583.30 and 3,256,579.80

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Solution

The fourth proportional to 8,301,648.60, 12,455,583.30 and 3,256,579.80 is: 4,886,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,648.60 : 12,455,583.30 = 3,256,579.80 : x
  2. Step 2: Convert to fraction form
    8,301,648.60/12,455,583.30 = 3,256,579.80/x
  3. Step 3: Cross multiply
    8,301,648.60x = 12,455,583.30 × 3,256,579.80
  4. Step 4: Simplify right side
    8,301,648.60x = 40,562,600,971,997.34
  5. Step 5: Solve for x
    x = 40,562,600,971,997.34/8,301,648.60
  6. Step 6: Final answer
    x = 4,886,089.85

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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.