Home / 6,388,618.80-9,582,928.20-5,926,724.40

Finding the Fourth Proportional to 6,388,618.80, 9,582,928.20 and 5,926,724.40

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Solution

The fourth proportional to 6,388,618.80, 9,582,928.20 and 5,926,724.40 is: 8,890,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,618.80 : 9,582,928.20 = 5,926,724.40 : x
  2. Step 2: Convert to fraction form
    6,388,618.80/9,582,928.20 = 5,926,724.40/x
  3. Step 3: Cross multiply
    6,388,618.80x = 9,582,928.20 × 5,926,724.40
  4. Step 4: Simplify right side
    6,388,618.80x = 56,795,374,386,388.08
  5. Step 5: Solve for x
    x = 56,795,374,386,388.08/6,388,618.80
  6. Step 6: Final answer
    x = 8,890,086.60

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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.