Finding the Fourth Proportional to 15,866,349.12, 23,799,679.20 and 6,284,062.08
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Solution
The fourth proportional to 15,866,349.12, 23,799,679.20 and 6,284,062.08 is: 9,426,154.72
Step by Step Solution
- Step 1: Write the proportion equation
15,866,349.12 : 23,799,679.20 = 6,284,062.08 : x - Step 2: Convert to fraction form
15,866,349.12/23,799,679.20 = 6,284,062.08/x - Step 3: Cross multiply
15,866,349.12x = 23,799,679.20 × 6,284,062.08 - Step 4: Simplify right side
15,866,349.12x = 149,558,661,576,884.72 - Step 5: Solve for x
x = 149,558,661,576,884.72/15,866,349.12 - Step 6: Final answer
x = 9,426,154.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.