Home / 11,328,485.04-16,990,365.60-4,143,402.72

Finding the Fourth Proportional to 11,328,485.04, 16,990,365.60 and 4,143,402.72

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Solution

The fourth proportional to 11,328,485.04, 16,990,365.60 and 4,143,402.72 is: 6,214,240.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328,485.04 : 16,990,365.60 = 4,143,402.72 : x
  2. Step 2: Convert to fraction form
    11,328,485.04/16,990,365.60 = 4,143,402.72/x
  3. Step 3: Cross multiply
    11,328,485.04x = 16,990,365.60 × 4,143,402.72
  4. Step 4: Simplify right side
    11,328,485.04x = 70,397,927,040,834.44
  5. Step 5: Solve for x
    x = 70,397,927,040,834.44/11,328,485.04
  6. Step 6: Final answer
    x = 6,214,240.19

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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.