Finding the Fourth Proportional to 10,803,317.12, 14,908,368.13 and 5,908,524.08
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Solution
The fourth proportional to 10,803,317.12, 14,908,368.13 and 5,908,524.08 is: 8,153,648.65
Step by Step Solution
- Step 1: Write the proportion equation
10,803,317.12 : 14,908,368.13 = 5,908,524.08 : x - Step 2: Convert to fraction form
10,803,317.12/14,908,368.13 = 5,908,524.08/x - Step 3: Cross multiply
10,803,317.12x = 14,908,368.13 × 5,908,524.08 - Step 4: Simplify right side
10,803,317.12x = 88,086,452,000,296.42 - Step 5: Solve for x
x = 88,086,452,000,296.42/10,803,317.12 - Step 6: Final answer
x = 8,153,648.65
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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.