Finding the Fourth Proportional to 12,846,159.92, 19,271,399.70 and 6,369,555.08
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Solution
The fourth proportional to 12,846,159.92, 19,271,399.70 and 6,369,555.08 is: 9,555,403.53
Step by Step Solution
- Step 1: Write the proportion equation
12,846,159.92 : 19,271,399.70 = 6,369,555.08 : x - Step 2: Convert to fraction form
12,846,159.92/19,271,399.70 = 6,369,555.08/x - Step 3: Cross multiply
12,846,159.92x = 19,271,399.70 × 6,369,555.08 - Step 4: Simplify right side
12,846,159.92x = 122,750,241,857,845.47 - Step 5: Solve for x
x = 122,750,241,857,845.47/12,846,159.92 - Step 6: Final answer
x = 9,555,403.53
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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.