Finding the Fourth Proportional to 19,543,359.92, 29,319,543.54 and 6,763,864.77
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Solution
The fourth proportional to 19,543,359.92, 29,319,543.54 and 6,763,864.77 is: 10,147,355.85
Step by Step Solution
- Step 1: Write the proportion equation
19,543,359.92 : 29,319,543.54 = 6,763,864.77 : x - Step 2: Convert to fraction form
19,543,359.92/29,319,543.54 = 6,763,864.77/x - Step 3: Cross multiply
19,543,359.92x = 29,319,543.54 × 6,763,864.77 - Step 4: Simplify right side
19,543,359.92x = 198,313,427,622,687.06 - Step 5: Solve for x
x = 198,313,427,622,687.06/19,543,359.92 - Step 6: Final answer
x = 10,147,355.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.