Finding the Fourth Proportional to 27,292,952.42, 37,664,456.61 and 14,903,132.02
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Solution
The fourth proportional to 27,292,952.42, 37,664,456.61 and 14,903,132.02 is: 20,566,421.72
Step by Step Solution
- Step 1: Write the proportion equation
27,292,952.42 : 37,664,456.61 = 14,903,132.02 : x - Step 2: Convert to fraction form
27,292,952.42/37,664,456.61 = 14,903,132.02/x - Step 3: Cross multiply
27,292,952.42x = 37,664,456.61 × 14,903,132.02 - Step 4: Simplify right side
27,292,952.42x = 561,318,369,320,391.62 - Step 5: Solve for x
x = 561,318,369,320,391.62/27,292,952.42 - Step 6: Final answer
x = 20,566,421.72
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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.