Finding the Fourth Proportional to 14,405,090.24, 19,876,815.84 and 8,292,337.28
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Solution
The fourth proportional to 14,405,090.24, 19,876,815.84 and 8,292,337.28 is: 11,442,154.01
Step by Step Solution
- Step 1: Write the proportion equation
14,405,090.24 : 19,876,815.84 = 8,292,337.28 : x - Step 2: Convert to fraction form
14,405,090.24/19,876,815.84 = 8,292,337.28/x - Step 3: Cross multiply
14,405,090.24x = 19,876,815.84 × 8,292,337.28 - Step 4: Simplify right side
14,405,090.24x = 164,825,260,997,726.53 - Step 5: Solve for x
x = 164,825,260,997,726.53/14,405,090.24 - Step 6: Final answer
x = 11,442,154.01
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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.