Finding the Fourth Proportional to 13,041,252.80, 19,562,743.20 and 3,456,497.60
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Solution
The fourth proportional to 13,041,252.80, 19,562,743.20 and 3,456,497.60 is: 5,184,975.40
Step by Step Solution
- Step 1: Write the proportion equation
13,041,252.80 : 19,562,743.20 = 3,456,497.60 : x - Step 2: Convert to fraction form
13,041,252.80/19,562,743.20 = 3,456,497.60/x - Step 3: Cross multiply
13,041,252.80x = 19,562,743.20 × 3,456,497.60 - Step 4: Simplify right side
13,041,252.80x = 67,618,574,920,216.32 - Step 5: Solve for x
x = 67,618,574,920,216.32/13,041,252.80 - Step 6: Final answer
x = 5,184,975.40
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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.