Finding the Fourth Proportional to 21,530,749.74, 32,288,076.45 and 8,746,947.42
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Solution
The fourth proportional to 21,530,749.74, 32,288,076.45 and 8,746,947.42 is: 13,117,151.53
Step by Step Solution
- Step 1: Write the proportion equation
21,530,749.74 : 32,288,076.45 = 8,746,947.42 : x - Step 2: Convert to fraction form
21,530,749.74/32,288,076.45 = 8,746,947.42/x - Step 3: Cross multiply
21,530,749.74x = 32,288,076.45 × 8,746,947.42 - Step 4: Simplify right side
21,530,749.74x = 282,422,107,001,090.25 - Step 5: Solve for x
x = 282,422,107,001,090.25/21,530,749.74 - Step 6: Final answer
x = 13,117,151.53
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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.