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Finding the Fourth Proportional to 9,968,485.45, 14,952,728.18 and 9,968,485.45

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Solution

The fourth proportional to 9,968,485.45, 14,952,728.18 and 9,968,485.45 is: 14,952,728.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,485.45 : 14,952,728.18 = 9,968,485.45 : x
  2. Step 2: Convert to fraction form
    9,968,485.45/14,952,728.18 = 9,968,485.45/x
  3. Step 3: Cross multiply
    9,968,485.45x = 14,952,728.18 × 9,968,485.45
  4. Step 4: Simplify right side
    9,968,485.45x = 149,056,053,300,134.97
  5. Step 5: Solve for x
    x = 149,056,053,300,134.97/9,968,485.45
  6. Step 6: Final answer
    x = 14,952,728.18

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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.