Home / 28,664,340.75-43,015,008.89-10,467,012.38

Finding the Fourth Proportional to 28,664,340.75, 43,015,008.89 and 10,467,012.38

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Solution

The fourth proportional to 28,664,340.75, 43,015,008.89 and 10,467,012.38 is: 15,707,273.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,664,340.75 : 43,015,008.89 = 10,467,012.38 : x
  2. Step 2: Convert to fraction form
    28,664,340.75/43,015,008.89 = 10,467,012.38/x
  3. Step 3: Cross multiply
    28,664,340.75x = 43,015,008.89 × 10,467,012.38
  4. Step 4: Simplify right side
    28,664,340.75x = 450,238,630,388,532.50
  5. Step 5: Solve for x
    x = 450,238,630,388,532.50/28,664,340.75
  6. Step 6: Final answer
    x = 15,707,273.17

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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.