Finding the Fourth Proportional to 47,664,245.47, 65,774,721.74 and 27,037,248.79
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Solution
The fourth proportional to 47,664,245.47, 65,774,721.74 and 27,037,248.79 is: 37,310,304.58
Step by Step Solution
- Step 1: Write the proportion equation
47,664,245.47 : 65,774,721.74 = 27,037,248.79 : x - Step 2: Convert to fraction form
47,664,245.47/65,774,721.74 = 27,037,248.79/x - Step 3: Cross multiply
47,664,245.47x = 65,774,721.74 × 27,037,248.79 - Step 4: Simplify right side
47,664,245.47x = 1,778,367,515,876,518.50 - Step 5: Solve for x
x = 1,778,367,515,876,518.50/47,664,245.47 - Step 6: Final answer
x = 37,310,304.58
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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.