Finding the Fourth Proportional to 16,181,623.41, 22,331,319.14 and 9,306,110.94
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Solution
The fourth proportional to 16,181,623.41, 22,331,319.14 and 9,306,110.94 is: 12,842,823.50
Step by Step Solution
- Step 1: Write the proportion equation
16,181,623.41 : 22,331,319.14 = 9,306,110.94 : x - Step 2: Convert to fraction form
16,181,623.41/22,331,319.14 = 9,306,110.94/x - Step 3: Cross multiply
16,181,623.41x = 22,331,319.14 × 9,306,110.94 - Step 4: Simplify right side
16,181,623.41x = 207,817,733,353,385.38 - Step 5: Solve for x
x = 207,817,733,353,385.38/16,181,623.41 - Step 6: Final answer
x = 12,842,823.50
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1.5x scale
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.