Finding the Fourth Proportional to 37,711,363.80, 56,543,895.42 and 14,655,377.70
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Solution
The fourth proportional to 37,711,363.80, 56,543,895.42 and 14,655,377.70 is: 21,974,069.90
Step by Step Solution
- Step 1: Write the proportion equation
37,711,363.80 : 56,543,895.42 = 14,655,377.70 : x - Step 2: Convert to fraction form
37,711,363.80/56,543,895.42 = 14,655,377.70/x - Step 3: Cross multiply
37,711,363.80x = 56,543,895.42 × 14,655,377.70 - Step 4: Simplify right side
37,711,363.80x = 828,672,144,009,400.12 - Step 5: Solve for x
x = 828,672,144,009,400.12/37,711,363.80 - Step 6: Final answer
x = 21,974,069.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.