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Finding the Fourth Proportional to 9,895,693.80, 14,843,540.70 and 9,895,693.80

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Solution

The fourth proportional to 9,895,693.80, 14,843,540.70 and 9,895,693.80 is: 14,843,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,895,693.80 : 14,843,540.70 = 9,895,693.80 : x
  2. Step 2: Convert to fraction form
    9,895,693.80/14,843,540.70 = 9,895,693.80/x
  3. Step 3: Cross multiply
    9,895,693.80x = 14,843,540.70 × 9,895,693.80
  4. Step 4: Simplify right side
    9,895,693.80x = 146,887,133,675,037.66
  5. Step 5: Solve for x
    x = 146,887,133,675,037.66/9,895,693.80
  6. Step 6: Final answer
    x = 14,843,540.70

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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.