Finding the Fourth Proportional to 11,962,437.36, 17,943,654.32 and 6,605,151.36
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Solution
The fourth proportional to 11,962,437.36, 17,943,654.32 and 6,605,151.36 is: 9,907,726.09
Step by Step Solution
- Step 1: Write the proportion equation
11,962,437.36 : 17,943,654.32 = 6,605,151.36 : x - Step 2: Convert to fraction form
11,962,437.36/17,943,654.32 = 6,605,151.36/x - Step 3: Cross multiply
11,962,437.36x = 17,943,654.32 × 6,605,151.36 - Step 4: Simplify right side
11,962,437.36x = 118,520,552,735,117.89 - Step 5: Solve for x
x = 118,520,552,735,117.89/11,962,437.36 - Step 6: Final answer
x = 9,907,726.09
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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.