Finding the Fourth Proportional to 21,530,750.74, 32,288,077.95 and 8,746,948.42
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Solution
The fourth proportional to 21,530,750.74, 32,288,077.95 and 8,746,948.42 is: 13,117,153.03
Step by Step Solution
- Step 1: Write the proportion equation
21,530,750.74 : 32,288,077.95 = 8,746,948.42 : x - Step 2: Convert to fraction form
21,530,750.74/32,288,077.95 = 8,746,948.42/x - Step 3: Cross multiply
21,530,750.74x = 32,288,077.95 × 8,746,948.42 - Step 4: Simplify right side
21,530,750.74x = 282,422,152,409,589.31 - Step 5: Solve for x
x = 282,422,152,409,589.31/21,530,750.74 - Step 6: Final answer
x = 13,117,153.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.