Finding the Fourth Proportional to 46,601,985.96, 69,905,781.36 and 14,254,168.68
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Solution
The fourth proportional to 46,601,985.96, 69,905,781.36 and 14,254,168.68 is: 21,382,110.20
Step by Step Solution
- Step 1: Write the proportion equation
46,601,985.96 : 69,905,781.36 = 14,254,168.68 : x - Step 2: Convert to fraction form
46,601,985.96/69,905,781.36 = 14,254,168.68/x - Step 3: Cross multiply
46,601,985.96x = 69,905,781.36 × 14,254,168.68 - Step 4: Simplify right side
46,601,985.96x = 996,448,799,212,639.75 - Step 5: Solve for x
x = 996,448,799,212,639.75/46,601,985.96 - Step 6: Final answer
x = 21,382,110.20
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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.