Finding the Fourth Proportional to 8,129,291.04, 12,193,941.83 and 2,064,477.60
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Solution
The fourth proportional to 8,129,291.04, 12,193,941.83 and 2,064,477.60 is: 3,096,717.74
Step by Step Solution
- Step 1: Write the proportion equation
8,129,291.04 : 12,193,941.83 = 2,064,477.60 : x - Step 2: Convert to fraction form
8,129,291.04/12,193,941.83 = 2,064,477.60/x - Step 3: Cross multiply
8,129,291.04x = 12,193,941.83 × 2,064,477.60 - Step 4: Simplify right side
8,129,291.04x = 25,174,119,753,415.62 - Step 5: Solve for x
x = 25,174,119,753,415.62/8,129,291.04 - Step 6: Final answer
x = 3,096,717.74
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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.