Finding the Fourth Proportional to 12,032,311.81, 16,604,617.68 and 6,875,661.07
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Solution
The fourth proportional to 12,032,311.81, 16,604,617.68 and 6,875,661.07 is: 9,488,427.92
Step by Step Solution
- Step 1: Write the proportion equation
12,032,311.81 : 16,604,617.68 = 6,875,661.07 : x - Step 2: Convert to fraction form
12,032,311.81/16,604,617.68 = 6,875,661.07/x - Step 3: Cross multiply
12,032,311.81x = 16,604,617.68 × 6,875,661.07 - Step 4: Simplify right side
12,032,311.81x = 114,167,723,364,609.72 - Step 5: Solve for x
x = 114,167,723,364,609.72/12,032,311.81 - Step 6: Final answer
x = 9,488,427.92
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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.