Finding the Fourth Proportional to 71,305,535.32, 98,482,681.02 and 48,060,594.52
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Solution
The fourth proportional to 71,305,535.32, 98,482,681.02 and 48,060,594.52 is: 66,378,243.69
Step by Step Solution
- Step 1: Write the proportion equation
71,305,535.32 : 98,482,681.02 = 48,060,594.52 : x - Step 2: Convert to fraction form
71,305,535.32/98,482,681.02 = 48,060,594.52/x - Step 3: Cross multiply
71,305,535.32x = 98,482,681.02 × 48,060,594.52 - Step 4: Simplify right side
71,305,535.32x = 4,733,136,199,744,720 - Step 5: Solve for x
x = 4,733,136,199,744,720/71,305,535.32 - Step 6: Final answer
x = 66,378,243.69
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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.