Home / 28,444,571.12-42,666,409.56-6,879,027.44

Finding the Fourth Proportional to 28,444,571.12, 42,666,409.56 and 6,879,027.44

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Solution

The fourth proportional to 28,444,571.12, 42,666,409.56 and 6,879,027.44 is: 10,318,433.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444,571.12 : 42,666,409.56 = 6,879,027.44 : x
  2. Step 2: Convert to fraction form
    28,444,571.12/42,666,409.56 = 6,879,027.44/x
  3. Step 3: Cross multiply
    28,444,571.12x = 42,666,409.56 × 6,879,027.44
  4. Step 4: Simplify right side
    28,444,571.12x = 293,503,402,129,518.38
  5. Step 5: Solve for x
    x = 293,503,402,129,518.38/28,444,571.12
  6. Step 6: Final answer
    x = 10,318,433.03

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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.