Home / 28,171,869.06-38,913,647.96-23,296,783.62

Finding the Fourth Proportional to 28,171,869.06, 38,913,647.96 and 23,296,783.62

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Solution

The fourth proportional to 28,171,869.06, 38,913,647.96 and 23,296,783.62 is: 32,179,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,171,869.06 : 38,913,647.96 = 23,296,783.62 : x
  2. Step 2: Convert to fraction form
    28,171,869.06/38,913,647.96 = 23,296,783.62/x
  3. Step 3: Cross multiply
    28,171,869.06x = 38,913,647.96 × 23,296,783.62
  4. Step 4: Simplify right side
    28,171,869.06x = 906,562,836,388,974.50
  5. Step 5: Solve for x
    x = 906,562,836,388,974.50/28,171,869.06
  6. Step 6: Final answer
    x = 32,179,719.22

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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.