Finding the Fourth Proportional to 10,909,580.19, 16,364,452.30 and 4,842,680.90
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Solution
The fourth proportional to 10,909,580.19, 16,364,452.30 and 4,842,680.90 is: 7,264,057.76
Step by Step Solution
- Step 1: Write the proportion equation
10,909,580.19 : 16,364,452.30 = 4,842,680.90 : x - Step 2: Convert to fraction form
10,909,580.19/16,364,452.30 = 4,842,680.90/x - Step 3: Cross multiply
10,909,580.19x = 16,364,452.30 × 4,842,680.90 - Step 4: Simplify right side
10,909,580.19x = 79,247,820,592,171.08 - Step 5: Solve for x
x = 79,247,820,592,171.08/10,909,580.19 - Step 6: Final answer
x = 7,264,057.76
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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.