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Finding the Fourth Proportional to 9,874,035.93, 14,805,728.46 and 4,479,743.10

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Solution

The fourth proportional to 9,874,035.93, 14,805,728.46 and 4,479,743.10 is: 6,717,198.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,874,035.93 : 14,805,728.46 = 4,479,743.10 : x
  2. Step 2: Convert to fraction form
    9,874,035.93/14,805,728.46 = 4,479,743.10/x
  3. Step 3: Cross multiply
    9,874,035.93x = 14,805,728.46 × 4,479,743.10
  4. Step 4: Simplify right side
    9,874,035.93x = 66,325,859,909,158.62
  5. Step 5: Solve for x
    x = 66,325,859,909,158.62/9,874,035.93
  6. Step 6: Final answer
    x = 6,717,198.56

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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.