Finding the Fourth Proportional to 6,346,683.44, 8,758,423.14 and 3,630,429.44
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Solution
The fourth proportional to 6,346,683.44, 8,758,423.14 and 3,630,429.44 is: 5,009,992.62
Step by Step Solution
- Step 1: Write the proportion equation
6,346,683.44 : 8,758,423.14 = 3,630,429.44 : x - Step 2: Convert to fraction form
6,346,683.44/8,758,423.14 = 3,630,429.44/x - Step 3: Cross multiply
6,346,683.44x = 8,758,423.14 × 3,630,429.44 - Step 4: Simplify right side
6,346,683.44x = 31,796,837,215,433.24 - Step 5: Solve for x
x = 31,796,837,215,433.24/6,346,683.44 - Step 6: Final answer
x = 5,009,992.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.