Finding the Fourth Proportional to 17,804,541.60, 26,706,812.40 and 6,440,889.60
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Solution
The fourth proportional to 17,804,541.60, 26,706,812.40 and 6,440,889.60 is: 9,661,334.40
Step by Step Solution
- Step 1: Write the proportion equation
17,804,541.60 : 26,706,812.40 = 6,440,889.60 : x - Step 2: Convert to fraction form
17,804,541.60/26,706,812.40 = 6,440,889.60/x - Step 3: Cross multiply
17,804,541.60x = 26,706,812.40 × 6,440,889.60 - Step 4: Simplify right side
17,804,541.60x = 172,015,630,236,311.03 - Step 5: Solve for x
x = 172,015,630,236,311.03/17,804,541.60 - Step 6: Final answer
x = 9,661,334.40
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1.5x scale
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.