Finding the Fourth Proportional to 7,650,226.55, 11,475,327.51 and 5,246,784.63
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Solution
The fourth proportional to 7,650,226.55, 11,475,327.51 and 5,246,784.63 is: 7,870,168.50
Step by Step Solution
- Step 1: Write the proportion equation
7,650,226.55 : 11,475,327.51 = 5,246,784.63 : x - Step 2: Convert to fraction form
7,650,226.55/11,475,327.51 = 5,246,784.63/x - Step 3: Cross multiply
7,650,226.55x = 11,475,327.51 × 5,246,784.63 - Step 4: Simplify right side
7,650,226.55x = 60,208,572,003,684.17 - Step 5: Solve for x
x = 60,208,572,003,684.17/7,650,226.55 - Step 6: Final answer
x = 7,870,168.50
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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.