Home / 11,113,469.87-16,670,111.16-8,686,664.41

Finding the Fourth Proportional to 11,113,469.87, 16,670,111.16 and 8,686,664.41

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Solution

The fourth proportional to 11,113,469.87, 16,670,111.16 and 8,686,664.41 is: 13,029,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113,469.87 : 16,670,111.16 = 8,686,664.41 : x
  2. Step 2: Convert to fraction form
    11,113,469.87/16,670,111.16 = 8,686,664.41/x
  3. Step 3: Cross multiply
    11,113,469.87x = 16,670,111.16 × 8,686,664.41
  4. Step 4: Simplify right side
    11,113,469.87x = 144,807,661,240,965.25
  5. Step 5: Solve for x
    x = 144,807,661,240,965.25/11,113,469.87
  6. Step 6: Final answer
    x = 13,029,923.41

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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.