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Finding the Fourth Proportional to 13,304,494.70, 19,956,742.05 and 12,029,036.30

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Solution

The fourth proportional to 13,304,494.70, 19,956,742.05 and 12,029,036.30 is: 18,043,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,494.70 : 19,956,742.05 = 12,029,036.30 : x
  2. Step 2: Convert to fraction form
    13,304,494.70/19,956,742.05 = 12,029,036.30/x
  3. Step 3: Cross multiply
    13,304,494.70x = 19,956,742.05 × 12,029,036.30
  4. Step 4: Simplify right side
    13,304,494.70x = 240,060,374,549,186.44
  5. Step 5: Solve for x
    x = 240,060,374,549,186.44/13,304,494.70
  6. Step 6: Final answer
    x = 18,043,554.45

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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.