Home / 6,509,990.49-9,745,830.21-4,345,647.42

Finding the Fourth Proportional to 6,509,990.49, 9,745,830.21 and 4,345,647.42

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Solution

The fourth proportional to 6,509,990.49, 9,745,830.21 and 4,345,647.42 is: 6,505,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,509,990.49 : 9,745,830.21 = 4,345,647.42 : x
  2. Step 2: Convert to fraction form
    6,509,990.49/9,745,830.21 = 4,345,647.42/x
  3. Step 3: Cross multiply
    6,509,990.49x = 9,745,830.21 × 4,345,647.42
  4. Step 4: Simplify right side
    6,509,990.49x = 42,351,941,907,844.56
  5. Step 5: Solve for x
    x = 42,351,941,907,844.56/6,509,990.49
  6. Step 6: Final answer
    x = 6,505,684.14

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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.