Home / 7,994,109.80-11,991,164.70-7,458,732.20

Finding the Fourth Proportional to 7,994,109.80, 11,991,164.70 and 7,458,732.20

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Solution

The fourth proportional to 7,994,109.80, 11,991,164.70 and 7,458,732.20 is: 11,188,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994,109.80 : 11,991,164.70 = 7,458,732.20 : x
  2. Step 2: Convert to fraction form
    7,994,109.80/11,991,164.70 = 7,458,732.20/x
  3. Step 3: Cross multiply
    7,994,109.80x = 11,991,164.70 × 7,458,732.20
  4. Step 4: Simplify right side
    7,994,109.80x = 89,438,886,263,393.34
  5. Step 5: Solve for x
    x = 89,438,886,263,393.34/7,994,109.80
  6. Step 6: Final answer
    x = 11,188,098.30

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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.