Home / 8,448,612.40-12,672,918.60-3,899,652.40

Finding the Fourth Proportional to 8,448,612.40, 12,672,918.60 and 3,899,652.40

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Solution

The fourth proportional to 8,448,612.40, 12,672,918.60 and 3,899,652.40 is: 5,849,478.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,612.40 : 12,672,918.60 = 3,899,652.40 : x
  2. Step 2: Convert to fraction form
    8,448,612.40/12,672,918.60 = 3,899,652.40/x
  3. Step 3: Cross multiply
    8,448,612.40x = 12,672,918.60 × 3,899,652.40
  4. Step 4: Simplify right side
    8,448,612.40x = 49,419,977,433,494.64
  5. Step 5: Solve for x
    x = 49,419,977,433,494.64/8,448,612.40
  6. Step 6: Final answer
    x = 5,849,478.60

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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.