Home / 7,359,074.54-11,037,742.46-1,968,142.76

Finding the Fourth Proportional to 7,359,074.54, 11,037,742.46 and 1,968,142.76

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Solution

The fourth proportional to 7,359,074.54, 11,037,742.46 and 1,968,142.76 is: 2,951,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359,074.54 : 11,037,742.46 = 1,968,142.76 : x
  2. Step 2: Convert to fraction form
    7,359,074.54/11,037,742.46 = 1,968,142.76/x
  3. Step 3: Cross multiply
    7,359,074.54x = 11,037,742.46 × 1,968,142.76
  4. Step 4: Simplify right side
    7,359,074.54x = 21,723,852,927,147.23
  5. Step 5: Solve for x
    x = 21,723,852,927,147.23/7,359,074.54
  6. Step 6: Final answer
    x = 2,951,981.64

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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.