Finding the Fourth Proportional to 10,490,365.08, 14,472,863.64 and 6,357,414.72
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Solution
The fourth proportional to 10,490,365.08, 14,472,863.64 and 6,357,414.72 is: 8,770,905.08
Step by Step Solution
- Step 1: Write the proportion equation
10,490,365.08 : 14,472,863.64 = 6,357,414.72 : x - Step 2: Convert to fraction form
10,490,365.08/14,472,863.64 = 6,357,414.72/x - Step 3: Cross multiply
10,490,365.08x = 14,472,863.64 × 6,357,414.72 - Step 4: Simplify right side
10,490,365.08x = 92,009,996,345,488.78 - Step 5: Solve for x
x = 92,009,996,345,488.78/10,490,365.08 - Step 6: Final answer
x = 8,770,905.08
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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.