Finding the Fourth Proportional to 7,165,695.74, 9,877,134.58 and 4,841,862.44
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Solution
The fourth proportional to 7,165,695.74, 9,877,134.58 and 4,841,862.44 is: 6,673,982.36
Step by Step Solution
- Step 1: Write the proportion equation
7,165,695.74 : 9,877,134.58 = 4,841,862.44 : x - Step 2: Convert to fraction form
7,165,695.74/9,877,134.58 = 4,841,862.44/x - Step 3: Cross multiply
7,165,695.74x = 9,877,134.58 × 4,841,862.44 - Step 4: Simplify right side
7,165,695.74x = 47,823,726,937,727.18 - Step 5: Solve for x
x = 47,823,726,937,727.18/7,165,695.74 - Step 6: Final answer
x = 6,673,982.36
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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.