Finding the Fourth Proportional to 5,616,466.48, 7,750,718.44 and 3,038,141.31
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Solution
The fourth proportional to 5,616,466.48, 7,750,718.44 and 3,038,141.31 is: 4,192,632.14
Step by Step Solution
- Step 1: Write the proportion equation
5,616,466.48 : 7,750,718.44 = 3,038,141.31 : x - Step 2: Convert to fraction form
5,616,466.48/7,750,718.44 = 3,038,141.31/x - Step 3: Cross multiply
5,616,466.48x = 7,750,718.44 × 3,038,141.31 - Step 4: Simplify right side
5,616,466.48x = 23,547,777,874,742.76 - Step 5: Solve for x
x = 23,547,777,874,742.76/5,616,466.48 - Step 6: Final answer
x = 4,192,632.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.