Finding the Fourth Proportional to 9,221,281.48, 13,832,586.51 and 3,541,505.79
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Solution
The fourth proportional to 9,221,281.48, 13,832,586.51 and 3,541,505.79 is: 5,312,513.81
Step by Step Solution
- Step 1: Write the proportion equation
9,221,281.48 : 13,832,586.51 = 3,541,505.79 : x - Step 2: Convert to fraction form
9,221,281.48/13,832,586.51 = 3,541,505.79/x - Step 3: Cross multiply
9,221,281.48x = 13,832,586.51 × 3,541,505.79 - Step 4: Simplify right side
9,221,281.48x = 48,988,185,190,113.19 - Step 5: Solve for x
x = 48,988,185,190,113.19/9,221,281.48 - Step 6: Final answer
x = 5,312,513.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.