Home / 28,072,676.70-42,109,015.05-23,962,866.30

Finding the Fourth Proportional to 28,072,676.70, 42,109,015.05 and 23,962,866.30

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Solution

The fourth proportional to 28,072,676.70, 42,109,015.05 and 23,962,866.30 is: 35,944,299.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,072,676.70 : 42,109,015.05 = 23,962,866.30 : x
  2. Step 2: Convert to fraction form
    28,072,676.70/42,109,015.05 = 23,962,866.30/x
  3. Step 3: Cross multiply
    28,072,676.70x = 42,109,015.05 × 23,962,866.30
  4. Step 4: Simplify right side
    28,072,676.70x = 1,009,052,697,667,837.75
  5. Step 5: Solve for x
    x = 1,009,052,697,667,837.75/28,072,676.70
  6. Step 6: Final answer
    x = 35,944,299.45

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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.