Home / 17,383,709.70-26,075,564.55-12,665,117.70

Finding the Fourth Proportional to 17,383,709.70, 26,075,564.55 and 12,665,117.70

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Solution

The fourth proportional to 17,383,709.70, 26,075,564.55 and 12,665,117.70 is: 18,997,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,383,709.70 : 26,075,564.55 = 12,665,117.70 : x
  2. Step 2: Convert to fraction form
    17,383,709.70/26,075,564.55 = 12,665,117.70/x
  3. Step 3: Cross multiply
    17,383,709.70x = 26,075,564.55 × 12,665,117.70
  4. Step 4: Simplify right side
    17,383,709.70x = 330,250,094,119,697.50
  5. Step 5: Solve for x
    x = 330,250,094,119,697.50/17,383,709.70
  6. Step 6: Final answer
    x = 18,997,676.55

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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.