Finding the Fourth Proportional to 14,654,865.57, 20,226,135.98 and 8,130,596.23
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Solution
The fourth proportional to 14,654,865.57, 20,226,135.98 and 8,130,596.23 is: 11,221,566.26
Step by Step Solution
- Step 1: Write the proportion equation
14,654,865.57 : 20,226,135.98 = 8,130,596.23 : x - Step 2: Convert to fraction form
14,654,865.57/20,226,135.98 = 8,130,596.23/x - Step 3: Cross multiply
14,654,865.57x = 20,226,135.98 × 8,130,596.23 - Step 4: Simplify right side
14,654,865.57x = 164,450,544,992,064.53 - Step 5: Solve for x
x = 164,450,544,992,064.53/14,654,865.57 - Step 6: Final answer
x = 11,221,566.26
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1.5x scale
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.