Home / 12,081,624.40-18,122,436.60-6,706,853.20

Finding the Fourth Proportional to 12,081,624.40, 18,122,436.60 and 6,706,853.20

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Solution

The fourth proportional to 12,081,624.40, 18,122,436.60 and 6,706,853.20 is: 10,060,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,081,624.40 : 18,122,436.60 = 6,706,853.20 : x
  2. Step 2: Convert to fraction form
    12,081,624.40/18,122,436.60 = 6,706,853.20/x
  3. Step 3: Cross multiply
    12,081,624.40x = 18,122,436.60 × 6,706,853.20
  4. Step 4: Simplify right side
    12,081,624.40x = 121,544,521,902,507.14
  5. Step 5: Solve for x
    x = 121,544,521,902,507.14/12,081,624.40
  6. Step 6: Final answer
    x = 10,060,279.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.