Finding the Fourth Proportional to 16,272,255.61, 24,406,888.71 and 5,489,649.87
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Solution
The fourth proportional to 16,272,255.61, 24,406,888.71 and 5,489,649.87 is: 8,233,970.55
Step by Step Solution
- Step 1: Write the proportion equation
16,272,255.61 : 24,406,888.71 = 5,489,649.87 : x - Step 2: Convert to fraction form
16,272,255.61/24,406,888.71 = 5,489,649.87/x - Step 3: Cross multiply
16,272,255.61x = 24,406,888.71 × 5,489,649.87 - Step 4: Simplify right side
16,272,255.61x = 133,985,273,500,305.08 - Step 5: Solve for x
x = 133,985,273,500,305.08/16,272,255.61 - Step 6: Final answer
x = 8,233,970.55
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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.