Home / 14,279,676.72-19,705,751.63-8,084,562.39

Finding the Fourth Proportional to 14,279,676.72, 19,705,751.63 and 8,084,562.39

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Solution

The fourth proportional to 14,279,676.72, 19,705,751.63 and 8,084,562.39 is: 11,156,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279,676.72 : 19,705,751.63 = 8,084,562.39 : x
  2. Step 2: Convert to fraction form
    14,279,676.72/19,705,751.63 = 8,084,562.39/x
  3. Step 3: Cross multiply
    14,279,676.72x = 19,705,751.63 × 8,084,562.39
  4. Step 4: Simplify right side
    14,279,676.72x = 159,312,378,474,526.72
  5. Step 5: Solve for x
    x = 159,312,378,474,526.72/14,279,676.72
  6. Step 6: Final answer
    x = 11,156,581.60

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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.