Finding the Fourth Proportional to 13,103,616.35, 19,655,424.53 and 6,726,324.35
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Solution
The fourth proportional to 13,103,616.35, 19,655,424.53 and 6,726,324.35 is: 10,089,486.53
Step by Step Solution
- Step 1: Write the proportion equation
13,103,616.35 : 19,655,424.53 = 6,726,324.35 : x - Step 2: Convert to fraction form
13,103,616.35/19,655,424.53 = 6,726,324.35/x - Step 3: Cross multiply
13,103,616.35x = 19,655,424.53 × 6,726,324.35 - Step 4: Simplify right side
13,103,616.35x = 132,208,760,625,726.31 - Step 5: Solve for x
x = 132,208,760,625,726.31/13,103,616.35 - Step 6: Final answer
x = 10,089,486.53
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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.