Finding the Fourth Proportional to 10,756,742.58, 14,844,307.86 and 5,861,966.04
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Solution
The fourth proportional to 10,756,742.58, 14,844,307.86 and 5,861,966.04 is: 8,089,514.82
Step by Step Solution
- Step 1: Write the proportion equation
10,756,742.58 : 14,844,307.86 = 5,861,966.04 : x - Step 2: Convert to fraction form
10,756,742.58/14,844,307.86 = 5,861,966.04/x - Step 3: Cross multiply
10,756,742.58x = 14,844,307.86 × 5,861,966.04 - Step 4: Simplify right side
10,756,742.58x = 87,016,828,562,625.08 - Step 5: Solve for x
x = 87,016,828,562,625.08/10,756,742.58 - Step 6: Final answer
x = 8,089,514.82
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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.