Home / 69,482,771.04-104,224,904.94-20,961,045.24

Finding the Fourth Proportional to 69,482,771.04, 104,224,904.94 and 20,961,045.24

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Solution

The fourth proportional to 69,482,771.04, 104,224,904.94 and 20,961,045.24 is: 31,441,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,482,771.04 : 104,224,904.94 = 20,961,045.24 : x
  2. Step 2: Convert to fraction form
    69,482,771.04/104,224,904.94 = 20,961,045.24/x
  3. Step 3: Cross multiply
    69,482,771.04x = 104,224,904.94 × 20,961,045.24
  4. Step 4: Simplify right side
    69,482,771.04x = 2,184,662,947,582,039.25
  5. Step 5: Solve for x
    x = 2,184,662,947,582,039.25/69,482,771.04
  6. Step 6: Final answer
    x = 31,441,793.63

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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.