Finding the Fourth Proportional to 16,630,761.69, 24,941,812.28 and 7,041,204.09
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Solution
The fourth proportional to 16,630,761.69, 24,941,812.28 and 7,041,204.09 is: 10,559,972.77
Step by Step Solution
- Step 1: Write the proportion equation
16,630,761.69 : 24,941,812.28 = 7,041,204.09 : x - Step 2: Convert to fraction form
16,630,761.69/24,941,812.28 = 7,041,204.09/x - Step 3: Cross multiply
16,630,761.69x = 24,941,812.28 × 7,041,204.09 - Step 4: Simplify right side
16,630,761.69x = 175,620,390,602,742.19 - Step 5: Solve for x
x = 175,620,390,602,742.19/16,630,761.69 - Step 6: Final answer
x = 10,559,972.77
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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.