Home / 6,941,378.24-9,578,981.88-3,843,840.20

Finding the Fourth Proportional to 6,941,378.24, 9,578,981.88 and 3,843,840.20

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Solution

The fourth proportional to 6,941,378.24, 9,578,981.88 and 3,843,840.20 is: 5,304,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941,378.24 : 9,578,981.88 = 3,843,840.20 : x
  2. Step 2: Convert to fraction form
    6,941,378.24/9,578,981.88 = 3,843,840.20/x
  3. Step 3: Cross multiply
    6,941,378.24x = 9,578,981.88 × 3,843,840.20
  4. Step 4: Simplify right side
    6,941,378.24x = 36,820,075,625,415.58
  5. Step 5: Solve for x
    x = 36,820,075,625,415.58/6,941,378.24
  6. Step 6: Final answer
    x = 5,304,432.97

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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.