Home / 6,647,710.12-9,171,800.58-4,066,700.20

Finding the Fourth Proportional to 6,647,710.12, 9,171,800.58 and 4,066,700.20

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Solution

The fourth proportional to 6,647,710.12, 9,171,800.58 and 4,066,700.20 is: 5,610,798.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647,710.12 : 9,171,800.58 = 4,066,700.20 : x
  2. Step 2: Convert to fraction form
    6,647,710.12/9,171,800.58 = 4,066,700.20/x
  3. Step 3: Cross multiply
    6,647,710.12x = 9,171,800.58 × 4,066,700.20
  4. Step 4: Simplify right side
    6,647,710.12x = 37,298,963,253,046.12
  5. Step 5: Solve for x
    x = 37,298,963,253,046.12/6,647,710.12
  6. Step 6: Final answer
    x = 5,610,798.69

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1.5x scale

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.