Finding the Fourth Proportional to 11,629,472.60, 16,048,386.26 and 6,402,437.32
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Solution
The fourth proportional to 11,629,472.60, 16,048,386.26 and 6,402,437.32 is: 8,835,206.09
Step by Step Solution
- Step 1: Write the proportion equation
11,629,472.60 : 16,048,386.26 = 6,402,437.32 : x - Step 2: Convert to fraction form
11,629,472.60/16,048,386.26 = 6,402,437.32/x - Step 3: Cross multiply
11,629,472.60x = 16,048,386.26 × 6,402,437.32 - Step 4: Simplify right side
11,629,472.60x = 102,748,787,116,799.22 - Step 5: Solve for x
x = 102,748,787,116,799.22/11,629,472.60 - Step 6: Final answer
x = 8,835,206.09
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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.