Finding the Fourth Proportional to 16,185,260.62, 22,335,398.99 and 8,842,936.10
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Solution
The fourth proportional to 16,185,260.62, 22,335,398.99 and 8,842,936.10 is: 12,203,109.40
Step by Step Solution
- Step 1: Write the proportion equation
16,185,260.62 : 22,335,398.99 = 8,842,936.10 : x - Step 2: Convert to fraction form
16,185,260.62/22,335,398.99 = 8,842,936.10/x - Step 3: Cross multiply
16,185,260.62x = 22,335,398.99 × 8,842,936.10 - Step 4: Simplify right side
16,185,260.62x = 197,510,506,048,198.34 - Step 5: Solve for x
x = 197,510,506,048,198.34/16,185,260.62 - Step 6: Final answer
x = 12,203,109.40
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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.