Home / 11,012,781.23-15,199,039.44-6,661,898.67

Finding the Fourth Proportional to 11,012,781.23, 15,199,039.44 and 6,661,898.67

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Solution

The fourth proportional to 11,012,781.23, 15,199,039.44 and 6,661,898.67 is: 9,194,267.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012,781.23 : 15,199,039.44 = 6,661,898.67 : x
  2. Step 2: Convert to fraction form
    11,012,781.23/15,199,039.44 = 6,661,898.67/x
  3. Step 3: Cross multiply
    11,012,781.23x = 15,199,039.44 × 6,661,898.67
  4. Step 4: Simplify right side
    11,012,781.23x = 101,254,460,630,613.55
  5. Step 5: Solve for x
    x = 101,254,460,630,613.55/11,012,781.23
  6. Step 6: Final answer
    x = 9,194,267.87

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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.