Finding the Fourth Proportional to 10,361,188.70, 15,555,779.85 and 6,582,052.70
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Solution
The fourth proportional to 10,361,188.70, 15,555,779.85 and 6,582,052.70 is: 9,881,970.66
Step by Step Solution
- Step 1: Write the proportion equation
10,361,188.70 : 15,555,779.85 = 6,582,052.70 : x - Step 2: Convert to fraction form
10,361,188.70/15,555,779.85 = 6,582,052.70/x - Step 3: Cross multiply
10,361,188.70x = 15,555,779.85 × 6,582,052.70 - Step 4: Simplify right side
10,361,188.70x = 102,388,962,762,298.09 - Step 5: Solve for x
x = 102,388,962,762,298.09/10,361,188.70 - Step 6: Final answer
x = 9,881,970.66
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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.