Home / 7,670,340.56-11,510,643-3,182,616.56

Finding the Fourth Proportional to 7,670,340.56, 11,510,643 and 3,182,616.56

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Solution

The fourth proportional to 7,670,340.56, 11,510,643 and 3,182,616.56 is: 4,776,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670,340.56 : 11,510,643 = 3,182,616.56 : x
  2. Step 2: Convert to fraction form
    7,670,340.56/11,510,643 = 3,182,616.56/x
  3. Step 3: Cross multiply
    7,670,340.56x = 11,510,643 × 3,182,616.56
  4. Step 4: Simplify right side
    7,670,340.56x = 36,633,963,028,048.08
  5. Step 5: Solve for x
    x = 36,633,963,028,048.08/7,670,340.56
  6. Step 6: Final answer
    x = 4,776,054.30

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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.