Home / 6,764,645-10,147,152.18-1,972,218.44

Finding the Fourth Proportional to 6,764,645, 10,147,152.18 and 1,972,218.44

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Solution

The fourth proportional to 6,764,645, 10,147,152.18 and 1,972,218.44 is: 2,958,381.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764,645 : 10,147,152.18 = 1,972,218.44 : x
  2. Step 2: Convert to fraction form
    6,764,645/10,147,152.18 = 1,972,218.44/x
  3. Step 3: Cross multiply
    6,764,645x = 10,147,152.18 × 1,972,218.44
  4. Step 4: Simplify right side
    6,764,645x = 20,012,400,642,882.20
  5. Step 5: Solve for x
    x = 20,012,400,642,882.20/6,764,645
  6. Step 6: Final answer
    x = 2,958,381.50

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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.