Finding the Fourth Proportional to 11,344,008.60, 15,656,055.24 and 6,449,963.94
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Solution
The fourth proportional to 11,344,008.60, 15,656,055.24 and 6,449,963.94 is: 8,901,702.68
Step by Step Solution
- Step 1: Write the proportion equation
11,344,008.60 : 15,656,055.24 = 6,449,963.94 : x - Step 2: Convert to fraction form
11,344,008.60/15,656,055.24 = 6,449,963.94/x - Step 3: Cross multiply
11,344,008.60x = 15,656,055.24 × 6,449,963.94 - Step 4: Simplify right side
11,344,008.60x = 100,980,991,740,648.05 - Step 5: Solve for x
x = 100,980,991,740,648.05/11,344,008.60 - Step 6: Final answer
x = 8,901,702.68
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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.