Home / 18,850,664.96-28,318,562.66-11,179,341.34

Finding the Fourth Proportional to 18,850,664.96, 28,318,562.66 and 11,179,341.34

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Solution

The fourth proportional to 18,850,664.96, 28,318,562.66 and 11,179,341.34 is: 16,794,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850,664.96 : 28,318,562.66 = 11,179,341.34 : x
  2. Step 2: Convert to fraction form
    18,850,664.96/28,318,562.66 = 11,179,341.34/x
  3. Step 3: Cross multiply
    18,850,664.96x = 28,318,562.66 × 11,179,341.34
  4. Step 4: Simplify right side
    18,850,664.96x = 316,582,878,350,762.25
  5. Step 5: Solve for x
    x = 316,582,878,350,762.25/18,850,664.96
  6. Step 6: Final answer
    x = 16,794,255.22

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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.