Home / 10,500,195.56-14,479,221.02-8,291,393.96

Finding the Fourth Proportional to 10,500,195.56, 14,479,221.02 and 8,291,393.96

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Solution

The fourth proportional to 10,500,195.56, 14,479,221.02 and 8,291,393.96 is: 11,433,399.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,500,195.56 : 14,479,221.02 = 8,291,393.96 : x
  2. Step 2: Convert to fraction form
    10,500,195.56/14,479,221.02 = 8,291,393.96/x
  3. Step 3: Cross multiply
    10,500,195.56x = 14,479,221.02 × 8,291,393.96
  4. Step 4: Simplify right side
    10,500,195.56x = 120,052,925,596,879.97
  5. Step 5: Solve for x
    x = 120,052,925,596,879.97/10,500,195.56
  6. Step 6: Final answer
    x = 11,433,399.02

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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.