Finding the Fourth Proportional to 12,070,464.89, 16,657,679.43 and 6,914,822.99
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Solution
The fourth proportional to 12,070,464.89, 16,657,679.43 and 6,914,822.99 is: 9,542,706.57
Step by Step Solution
- Step 1: Write the proportion equation
12,070,464.89 : 16,657,679.43 = 6,914,822.99 : x - Step 2: Convert to fraction form
12,070,464.89/16,657,679.43 = 6,914,822.99/x - Step 3: Cross multiply
12,070,464.89x = 16,657,679.43 × 6,914,822.99 - Step 4: Simplify right side
12,070,464.89x = 115,184,904,599,325.70 - Step 5: Solve for x
x = 115,184,904,599,325.70/12,070,464.89 - Step 6: Final answer
x = 9,542,706.57
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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.