Home / 12,194,329.56-16,826,962.32-7,039,351.86

Finding the Fourth Proportional to 12,194,329.56, 16,826,962.32 and 7,039,351.86

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Solution

The fourth proportional to 12,194,329.56, 16,826,962.32 and 7,039,351.86 is: 9,713,605.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,329.56 : 16,826,962.32 = 7,039,351.86 : x
  2. Step 2: Convert to fraction form
    12,194,329.56/16,826,962.32 = 7,039,351.86/x
  3. Step 3: Cross multiply
    12,194,329.56x = 16,826,962.32 × 7,039,351.86
  4. Step 4: Simplify right side
    12,194,329.56x = 118,450,908,505,441.92
  5. Step 5: Solve for x
    x = 118,450,908,505,441.92/12,194,329.56
  6. Step 6: Final answer
    x = 9,713,605.65

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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.