Finding the Fourth Proportional to 16,512,657.21, 24,759,173.07 and 6,278,265.90
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Solution
The fourth proportional to 16,512,657.21, 24,759,173.07 and 6,278,265.90 is: 9,413,667.95
Step by Step Solution
- Step 1: Write the proportion equation
16,512,657.21 : 24,759,173.07 = 6,278,265.90 : x - Step 2: Convert to fraction form
16,512,657.21/24,759,173.07 = 6,278,265.90/x - Step 3: Cross multiply
16,512,657.21x = 24,759,173.07 × 6,278,265.90 - Step 4: Simplify right side
16,512,657.21x = 155,444,671,997,579.31 - Step 5: Solve for x
x = 155,444,671,997,579.31/16,512,657.21 - Step 6: Final answer
x = 9,413,667.95
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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.