Home / 14,091,683.24-19,447,722.18-7,981,198.76

Finding the Fourth Proportional to 14,091,683.24, 19,447,722.18 and 7,981,198.76

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Solution

The fourth proportional to 14,091,683.24, 19,447,722.18 and 7,981,198.76 is: 11,014,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091,683.24 : 19,447,722.18 = 7,981,198.76 : x
  2. Step 2: Convert to fraction form
    14,091,683.24/19,447,722.18 = 7,981,198.76/x
  3. Step 3: Cross multiply
    14,091,683.24x = 19,447,722.18 × 7,981,198.76
  4. Step 4: Simplify right side
    14,091,683.24x = 155,216,136,147,840.50
  5. Step 5: Solve for x
    x = 155,216,136,147,840.50/14,091,683.24
  6. Step 6: Final answer
    x = 11,014,733.55

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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.