Home / 15,759,137.96-21,747,942.56-8,883,620.01

Finding the Fourth Proportional to 15,759,137.96, 21,747,942.56 and 8,883,620.01

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Solution

The fourth proportional to 15,759,137.96, 21,747,942.56 and 8,883,620.01 is: 12,259,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759,137.96 : 21,747,942.56 = 8,883,620.01 : x
  2. Step 2: Convert to fraction form
    15,759,137.96/21,747,942.56 = 8,883,620.01/x
  3. Step 3: Cross multiply
    15,759,137.96x = 21,747,942.56 × 8,883,620.01
  4. Step 4: Simplify right side
    15,759,137.96x = 193,200,457,657,928.53
  5. Step 5: Solve for x
    x = 193,200,457,657,928.53/15,759,137.96
  6. Step 6: Final answer
    x = 12,259,582.87

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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.