Finding the Fourth Proportional to 5,616,425.19, 7,749,328.80 and 3,873,537.46
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Solution
The fourth proportional to 5,616,425.19, 7,749,328.80 and 3,873,537.46 is: 5,344,558.93
Step by Step Solution
- Step 1: Write the proportion equation
5,616,425.19 : 7,749,328.80 = 3,873,537.46 : x - Step 2: Convert to fraction form
5,616,425.19/7,749,328.80 = 3,873,537.46/x - Step 3: Cross multiply
5,616,425.19x = 7,749,328.80 × 3,873,537.46 - Step 4: Simplify right side
5,616,425.19x = 30,017,315,377,283.53 - Step 5: Solve for x
x = 30,017,315,377,283.53/5,616,425.19 - Step 6: Final answer
x = 5,344,558.93
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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.