Finding the Fourth Proportional to 7,987,227.41, 11,022,373.26 and 4,316,145.63
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Solution
The fourth proportional to 7,987,227.41, 11,022,373.26 and 4,316,145.63 is: 5,956,280.67
Step by Step Solution
- Step 1: Write the proportion equation
7,987,227.41 : 11,022,373.26 = 4,316,145.63 : x - Step 2: Convert to fraction form
7,987,227.41/11,022,373.26 = 4,316,145.63/x - Step 3: Cross multiply
7,987,227.41x = 11,022,373.26 × 4,316,145.63 - Step 4: Simplify right side
7,987,227.41x = 47,574,168,178,377.85 - Step 5: Solve for x
x = 47,574,168,178,377.85/7,987,227.41 - Step 6: Final answer
x = 5,956,280.67
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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.