Finding the Fourth Proportional to 10,684,378.47, 14,742,811.47 and 6,036,467.58
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Solution
The fourth proportional to 10,684,378.47, 14,742,811.47 and 6,036,467.58 is: 8,329,403.88
Step by Step Solution
- Step 1: Write the proportion equation
10,684,378.47 : 14,742,811.47 = 6,036,467.58 : x - Step 2: Convert to fraction form
10,684,378.47/14,742,811.47 = 6,036,467.58/x - Step 3: Cross multiply
10,684,378.47x = 14,742,811.47 × 6,036,467.58 - Step 4: Simplify right side
10,684,378.47x = 88,994,503,476,707.14 - Step 5: Solve for x
x = 88,994,503,476,707.14/10,684,378.47 - Step 6: Final answer
x = 8,329,403.88
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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.