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Finding the Fourth Proportional to 9,979,244.55, 14,968,866.83 and 9,979,244.55

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Solution

The fourth proportional to 9,979,244.55, 14,968,866.83 and 9,979,244.55 is: 14,968,866.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,244.55 : 14,968,866.83 = 9,979,244.55 : x
  2. Step 2: Convert to fraction form
    9,979,244.55/14,968,866.83 = 9,979,244.55/x
  3. Step 3: Cross multiply
    9,979,244.55x = 14,968,866.83 × 9,979,244.55
  4. Step 4: Simplify right side
    9,979,244.55x = 149,377,982,683,057.06
  5. Step 5: Solve for x
    x = 149,377,982,683,057.06/9,979,244.55
  6. Step 6: Final answer
    x = 14,968,866.83

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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.