Home / 10,945,195.20-16,417,792.80-7,362,014.40

Finding the Fourth Proportional to 10,945,195.20, 16,417,792.80 and 7,362,014.40

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Solution

The fourth proportional to 10,945,195.20, 16,417,792.80 and 7,362,014.40 is: 11,043,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945,195.20 : 16,417,792.80 = 7,362,014.40 : x
  2. Step 2: Convert to fraction form
    10,945,195.20/16,417,792.80 = 7,362,014.40/x
  3. Step 3: Cross multiply
    10,945,195.20x = 16,417,792.80 × 7,362,014.40
  4. Step 4: Simplify right side
    10,945,195.20x = 120,868,027,009,816.33
  5. Step 5: Solve for x
    x = 120,868,027,009,816.33/10,945,195.20
  6. Step 6: Final answer
    x = 11,043,021.60

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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.