Home / 6,555,598.72-9,047,320.32-3,977,932.48

Finding the Fourth Proportional to 6,555,598.72, 9,047,320.32 and 3,977,932.48

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Solution

The fourth proportional to 6,555,598.72, 9,047,320.32 and 3,977,932.48 is: 5,489,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555,598.72 : 9,047,320.32 = 3,977,932.48 : x
  2. Step 2: Convert to fraction form
    6,555,598.72/9,047,320.32 = 3,977,932.48/x
  3. Step 3: Cross multiply
    6,555,598.72x = 9,047,320.32 × 3,977,932.48
  4. Step 4: Simplify right side
    6,555,598.72x = 35,989,629,357,891.99
  5. Step 5: Solve for x
    x = 35,989,629,357,891.99/6,555,598.72
  6. Step 6: Final answer
    x = 5,489,907.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.