Home / 10,858,081.80-16,288,965.90-3,284,987.40

Finding the Fourth Proportional to 10,858,081.80, 16,288,965.90 and 3,284,987.40

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Solution

The fourth proportional to 10,858,081.80, 16,288,965.90 and 3,284,987.40 is: 4,928,038.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,081.80 : 16,288,965.90 = 3,284,987.40 : x
  2. Step 2: Convert to fraction form
    10,858,081.80/16,288,965.90 = 3,284,987.40/x
  3. Step 3: Cross multiply
    10,858,081.80x = 16,288,965.90 × 3,284,987.40
  4. Step 4: Simplify right side
    10,858,081.80x = 53,509,047,740,529.66
  5. Step 5: Solve for x
    x = 53,509,047,740,529.66/10,858,081.80
  6. Step 6: Final answer
    x = 4,928,038.74

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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.