Finding the Fourth Proportional to 10,271,367.12, 14,174,312.16 and 5,687,590.08
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Solution
The fourth proportional to 10,271,367.12, 14,174,312.16 and 5,687,590.08 is: 7,848,777.70
Step by Step Solution
- Step 1: Write the proportion equation
10,271,367.12 : 14,174,312.16 = 5,687,590.08 : x - Step 2: Convert to fraction form
10,271,367.12/14,174,312.16 = 5,687,590.08/x - Step 3: Cross multiply
10,271,367.12x = 14,174,312.16 × 5,687,590.08 - Step 4: Simplify right side
10,271,367.12x = 80,617,677,232,039.38 - Step 5: Solve for x
x = 80,617,677,232,039.38/10,271,367.12 - Step 6: Final answer
x = 7,848,777.70
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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.