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Finding the Fourth Proportional to 6,585,511.65, 9,865,485.83 and 4,853,235.45

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Solution

The fourth proportional to 6,585,511.65, 9,865,485.83 and 4,853,235.45 is: 7,270,433.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,585,511.65 : 9,865,485.83 = 4,853,235.45 : x
  2. Step 2: Convert to fraction form
    6,585,511.65/9,865,485.83 = 4,853,235.45/x
  3. Step 3: Cross multiply
    6,585,511.65x = 9,865,485.83 × 4,853,235.45
  4. Step 4: Simplify right side
    6,585,511.65x = 47,879,525,537,362.49
  5. Step 5: Solve for x
    x = 47,879,525,537,362.49/6,585,511.65
  6. Step 6: Final answer
    x = 7,270,433.66

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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.