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Finding the Fourth Proportional to 19,583,512.79, 27,025,855.98 and 10,762,804.01

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Solution

The fourth proportional to 19,583,512.79, 27,025,855.98 and 10,762,804.01 is: 14,853,003.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583,512.79 : 27,025,855.98 = 10,762,804.01 : x
  2. Step 2: Convert to fraction form
    19,583,512.79/27,025,855.98 = 10,762,804.01/x
  3. Step 3: Cross multiply
    19,583,512.79x = 27,025,855.98 × 10,762,804.01
  4. Step 4: Simplify right side
    19,583,512.79x = 290,873,991,061,412.50
  5. Step 5: Solve for x
    x = 290,873,991,061,412.50/19,583,512.79
  6. Step 6: Final answer
    x = 14,853,003.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.