Home / 14,649,146.46-20,211,220.59-8,453,379.42

Finding the Fourth Proportional to 14,649,146.46, 20,211,220.59 and 8,453,379.42

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Solution

The fourth proportional to 14,649,146.46, 20,211,220.59 and 8,453,379.42 is: 11,663,008.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,649,146.46 : 20,211,220.59 = 8,453,379.42 : x
  2. Step 2: Convert to fraction form
    14,649,146.46/20,211,220.59 = 8,453,379.42/x
  3. Step 3: Cross multiply
    14,649,146.46x = 20,211,220.59 × 8,453,379.42
  4. Step 4: Simplify right side
    14,649,146.46x = 170,853,116,188,586.25
  5. Step 5: Solve for x
    x = 170,853,116,188,586.25/14,649,146.46
  6. Step 6: Final answer
    x = 11,663,008.26

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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.