Finding the Fourth Proportional to 47,664,218.64, 65,774,684.89 and 27,037,221.96
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Solution
The fourth proportional to 47,664,218.64, 65,774,684.89 and 27,037,221.96 is: 37,310,267.65
Step by Step Solution
- Step 1: Write the proportion equation
47,664,218.64 : 65,774,684.89 = 27,037,221.96 : x - Step 2: Convert to fraction form
47,664,218.64/65,774,684.89 = 27,037,221.96/x - Step 3: Cross multiply
47,664,218.64x = 65,774,684.89 × 27,037,221.96 - Step 4: Simplify right side
47,664,218.64x = 1,778,364,754,719,988.25 - Step 5: Solve for x
x = 1,778,364,754,719,988.25/47,664,218.64 - Step 6: Final answer
x = 37,310,267.65
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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.