Finding the Fourth Proportional to 11,076,720.24, 16,614,946.68 and 2,878,636.26
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Solution
The fourth proportional to 11,076,720.24, 16,614,946.68 and 2,878,636.26 is: 4,317,919.65
Step by Step Solution
- Step 1: Write the proportion equation
11,076,720.24 : 16,614,946.68 = 2,878,636.26 : x - Step 2: Convert to fraction form
11,076,720.24/16,614,946.68 = 2,878,636.26/x - Step 3: Cross multiply
11,076,720.24x = 16,614,946.68 × 2,878,636.26 - Step 4: Simplify right side
11,076,720.24x = 47,828,387,971,014.61 - Step 5: Solve for x
x = 47,828,387,971,014.61/11,076,720.24 - Step 6: Final answer
x = 4,317,919.65
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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.