Home / 19,947,012.82-29,920,527.43-4,800,944.32

Finding the Fourth Proportional to 19,947,012.82, 29,920,527.43 and 4,800,944.32

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Solution

The fourth proportional to 19,947,012.82, 29,920,527.43 and 4,800,944.32 is: 7,201,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947,012.82 : 29,920,527.43 = 4,800,944.32 : x
  2. Step 2: Convert to fraction form
    19,947,012.82/29,920,527.43 = 4,800,944.32/x
  3. Step 3: Cross multiply
    19,947,012.82x = 29,920,527.43 × 4,800,944.32
  4. Step 4: Simplify right side
    19,947,012.82x = 143,646,786,129,659
  5. Step 5: Solve for x
    x = 143,646,786,129,659/19,947,012.82
  6. Step 6: Final answer
    x = 7,201,418.45

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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.