Finding the Fourth Proportional to 6,475,474.99, 9,702,237.48 and 3,911,302.81
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Solution
The fourth proportional to 6,475,474.99, 9,702,237.48 and 3,911,302.81 is: 5,860,325.12
Step by Step Solution
- Step 1: Write the proportion equation
6,475,474.99 : 9,702,237.48 = 3,911,302.81 : x - Step 2: Convert to fraction form
6,475,474.99/9,702,237.48 = 3,911,302.81/x - Step 3: Cross multiply
6,475,474.99x = 9,702,237.48 × 3,911,302.81 - Step 4: Simplify right side
6,475,474.99x = 37,948,388,718,811.32 - Step 5: Solve for x
x = 37,948,388,718,811.32/6,475,474.99 - Step 6: Final answer
x = 5,860,325.12
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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.