Finding the Fourth Proportional to 34,931,759.84, 48,206,157.75 and 19,251,348.93
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Solution
The fourth proportional to 34,931,759.84, 48,206,157.75 and 19,251,348.93 is: 26,567,042.92
Step by Step Solution
- Step 1: Write the proportion equation
34,931,759.84 : 48,206,157.75 = 19,251,348.93 : x - Step 2: Convert to fraction form
34,931,759.84/48,206,157.75 = 19,251,348.93/x - Step 3: Cross multiply
34,931,759.84x = 48,206,157.75 × 19,251,348.93 - Step 4: Simplify right side
34,931,759.84x = 928,033,563,171,778.88 - Step 5: Solve for x
x = 928,033,563,171,778.88/34,931,759.84 - Step 6: Final answer
x = 26,567,042.92
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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.