Home / 11,880,017.70-17,820,026.55-4,305,999.30

Finding the Fourth Proportional to 11,880,017.70, 17,820,026.55 and 4,305,999.30

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Solution

The fourth proportional to 11,880,017.70, 17,820,026.55 and 4,305,999.30 is: 6,458,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880,017.70 : 17,820,026.55 = 4,305,999.30 : x
  2. Step 2: Convert to fraction form
    11,880,017.70/17,820,026.55 = 4,305,999.30/x
  3. Step 3: Cross multiply
    11,880,017.70x = 17,820,026.55 × 4,305,999.30
  4. Step 4: Simplify right side
    11,880,017.70x = 76,733,021,850,281.42
  5. Step 5: Solve for x
    x = 76,733,021,850,281.42/11,880,017.70
  6. Step 6: Final answer
    x = 6,458,998.95

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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.