Finding the Fourth Proportional to 8,409,749.76, 12,617,552.12 and 2,653,372.17
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Solution
The fourth proportional to 8,409,749.76, 12,617,552.12 and 2,653,372.17 is: 3,980,981.91
Step by Step Solution
- Step 1: Write the proportion equation
8,409,749.76 : 12,617,552.12 = 2,653,372.17 : x - Step 2: Convert to fraction form
8,409,749.76/12,617,552.12 = 2,653,372.17/x - Step 3: Cross multiply
8,409,749.76x = 12,617,552.12 × 2,653,372.17 - Step 4: Simplify right side
8,409,749.76x = 33,479,061,635,465.64 - Step 5: Solve for x
x = 33,479,061,635,465.64/8,409,749.76 - Step 6: Final answer
x = 3,980,981.91
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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.