Finding the Fourth Proportional to 16,239,494.08, 22,410,501.24 and 8,897,605.75
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Solution
The fourth proportional to 16,239,494.08, 22,410,501.24 and 8,897,605.75 is: 12,278,695.61
Step by Step Solution
- Step 1: Write the proportion equation
16,239,494.08 : 22,410,501.24 = 8,897,605.75 : x - Step 2: Convert to fraction form
16,239,494.08/22,410,501.24 = 8,897,605.75/x - Step 3: Cross multiply
16,239,494.08x = 22,410,501.24 × 8,897,605.75 - Step 4: Simplify right side
16,239,494.08x = 199,399,804,693,406.12 - Step 5: Solve for x
x = 199,399,804,693,406.12/16,239,494.08 - Step 6: Final answer
x = 12,278,695.61
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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.