Finding the Fourth Proportional to 17,539,975.70, 26,309,963.55 and 8,582,023.70
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Solution
The fourth proportional to 17,539,975.70, 26,309,963.55 and 8,582,023.70 is: 12,873,035.55
Step by Step Solution
- Step 1: Write the proportion equation
17,539,975.70 : 26,309,963.55 = 8,582,023.70 : x - Step 2: Convert to fraction form
17,539,975.70/26,309,963.55 = 8,582,023.70/x - Step 3: Cross multiply
17,539,975.70x = 26,309,963.55 × 8,582,023.70 - Step 4: Simplify right side
17,539,975.70x = 225,792,730,732,236.12 - Step 5: Solve for x
x = 225,792,730,732,236.12/17,539,975.70 - Step 6: Final answer
x = 12,873,035.55
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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.