Finding the Fourth Proportional to 16,242,309, 22,412,251.26 and 9,713,553.48
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Solution
The fourth proportional to 16,242,309, 22,412,251.26 and 9,713,553.48 is: 13,403,426.89
Step by Step Solution
- Step 1: Write the proportion equation
16,242,309 : 22,412,251.26 = 9,713,553.48 : x - Step 2: Convert to fraction form
16,242,309/22,412,251.26 = 9,713,553.48/x - Step 3: Cross multiply
16,242,309x = 22,412,251.26 × 9,713,553.48 - Step 4: Simplify right side
16,242,309x = 217,702,601,221,207.41 - Step 5: Solve for x
x = 217,702,601,221,207.41/16,242,309 - Step 6: Final answer
x = 13,403,426.89
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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.