Home / 10,750,919.40-16,104,260.70-7,388,922.60

Finding the Fourth Proportional to 10,750,919.40, 16,104,260.70 and 7,388,922.60

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Solution

The fourth proportional to 10,750,919.40, 16,104,260.70 and 7,388,922.60 is: 11,068,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750,919.40 : 16,104,260.70 = 7,388,922.60 : x
  2. Step 2: Convert to fraction form
    10,750,919.40/16,104,260.70 = 7,388,922.60/x
  3. Step 3: Cross multiply
    10,750,919.40x = 16,104,260.70 × 7,388,922.60
  4. Step 4: Simplify right side
    10,750,919.40x = 118,993,135,842,521.81
  5. Step 5: Solve for x
    x = 118,993,135,842,521.81/10,750,919.40
  6. Step 6: Final answer
    x = 11,068,182.30

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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.