Finding the Fourth Proportional to 10,512,590.16, 14,507,377.18 and 5,802,988.44
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Solution
The fourth proportional to 10,512,590.16, 14,507,377.18 and 5,802,988.44 is: 8,008,125.57
Step by Step Solution
- Step 1: Write the proportion equation
10,512,590.16 : 14,507,377.18 = 5,802,988.44 : x - Step 2: Convert to fraction form
10,512,590.16/14,507,377.18 = 5,802,988.44/x - Step 3: Cross multiply
10,512,590.16x = 14,507,377.18 × 5,802,988.44 - Step 4: Simplify right side
10,512,590.16x = 84,186,142,070,259.80 - Step 5: Solve for x
x = 84,186,142,070,259.80/10,512,590.16 - Step 6: Final answer
x = 8,008,125.57
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1.5x scale
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.