Home / 12,481,881.60-18,722,822.40-4,906,329.60

Finding the Fourth Proportional to 12,481,881.60, 18,722,822.40 and 4,906,329.60

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Solution

The fourth proportional to 12,481,881.60, 18,722,822.40 and 4,906,329.60 is: 7,359,494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,881.60 : 18,722,822.40 = 4,906,329.60 : x
  2. Step 2: Convert to fraction form
    12,481,881.60/18,722,822.40 = 4,906,329.60/x
  3. Step 3: Cross multiply
    12,481,881.60x = 18,722,822.40 × 4,906,329.60
  4. Step 4: Simplify right side
    12,481,881.60x = 91,860,337,736,663.03
  5. Step 5: Solve for x
    x = 91,860,337,736,663.03/12,481,881.60
  6. Step 6: Final answer
    x = 7,359,494.40

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1.5x scale

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.