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Finding the Fourth Proportional to 14,620,583.01, 20,175,637.41 and 8,003,903.01

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Solution

The fourth proportional to 14,620,583.01, 20,175,637.41 and 8,003,903.01 is: 11,044,966.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620,583.01 : 20,175,637.41 = 8,003,903.01 : x
  2. Step 2: Convert to fraction form
    14,620,583.01/20,175,637.41 = 8,003,903.01/x
  3. Step 3: Cross multiply
    14,620,583.01x = 20,175,637.41 × 8,003,903.01
  4. Step 4: Simplify right side
    14,620,583.01x = 161,483,844,994,567.59
  5. Step 5: Solve for x
    x = 161,483,844,994,567.59/14,620,583.01
  6. Step 6: Final answer
    x = 11,044,966.19

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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.