Finding the Fourth Proportional to 46,744,118.97, 70,435,241.21 and 38,411,124.09
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Solution
The fourth proportional to 46,744,118.97, 70,435,241.21 and 38,411,124.09 is: 57,878,870.11
Step by Step Solution
- Step 1: Write the proportion equation
46,744,118.97 : 70,435,241.21 = 38,411,124.09 : x - Step 2: Convert to fraction form
46,744,118.97/70,435,241.21 = 38,411,124.09/x - Step 3: Cross multiply
46,744,118.97x = 70,435,241.21 × 38,411,124.09 - Step 4: Simplify right side
46,744,118.97x = 2,705,496,790,234,336.50 - Step 5: Solve for x
x = 2,705,496,790,234,336.50/46,744,118.97 - Step 6: Final answer
x = 57,878,870.11
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.