Finding the Fourth Proportional to 12,197,276.93, 16,832,769.96 and 7,301,551.68
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Solution
The fourth proportional to 12,197,276.93, 16,832,769.96 and 7,301,551.68 is: 10,076,457.27
Step by Step Solution
- Step 1: Write the proportion equation
12,197,276.93 : 16,832,769.96 = 7,301,551.68 : x - Step 2: Convert to fraction form
12,197,276.93/16,832,769.96 = 7,301,551.68/x - Step 3: Cross multiply
12,197,276.93x = 16,832,769.96 × 7,301,551.68 - Step 4: Simplify right side
12,197,276.93x = 122,905,339,780,491.53 - Step 5: Solve for x
x = 122,905,339,780,491.53/12,197,276.93 - Step 6: Final answer
x = 10,076,457.27
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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.