Finding the Fourth Proportional to 7,235,152.08, 10,838,539.62 and 4,196,135.15
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Solution
The fourth proportional to 7,235,152.08, 10,838,539.62 and 4,196,135.15 is: 6,285,973.89
Step by Step Solution
- Step 1: Write the proportion equation
7,235,152.08 : 10,838,539.62 = 4,196,135.15 : x - Step 2: Convert to fraction form
7,235,152.08/10,838,539.62 = 4,196,135.15/x - Step 3: Cross multiply
7,235,152.08x = 10,838,539.62 × 4,196,135.15 - Step 4: Simplify right side
7,235,152.08x = 45,479,977,074,149.64 - Step 5: Solve for x
x = 45,479,977,074,149.64/7,235,152.08 - Step 6: Final answer
x = 6,285,973.89
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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.