Home / 15,768,054.40-23,652,081.60-12,579,408.40

Finding the Fourth Proportional to 15,768,054.40, 23,652,081.60 and 12,579,408.40

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Solution

The fourth proportional to 15,768,054.40, 23,652,081.60 and 12,579,408.40 is: 18,869,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768,054.40 : 23,652,081.60 = 12,579,408.40 : x
  2. Step 2: Convert to fraction form
    15,768,054.40/23,652,081.60 = 12,579,408.40/x
  3. Step 3: Cross multiply
    15,768,054.40x = 23,652,081.60 × 12,579,408.40
  4. Step 4: Simplify right side
    15,768,054.40x = 297,529,193,956,525.44
  5. Step 5: Solve for x
    x = 297,529,193,956,525.44/15,768,054.40
  6. Step 6: Final answer
    x = 18,869,112.60

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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.