Finding the Fourth Proportional to 29,312,998.20, 43,969,497.30 and 26,620,363.80
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Solution
The fourth proportional to 29,312,998.20, 43,969,497.30 and 26,620,363.80 is: 39,930,545.70
Step by Step Solution
- Step 1: Write the proportion equation
29,312,998.20 : 43,969,497.30 = 26,620,363.80 : x - Step 2: Convert to fraction form
29,312,998.20/43,969,497.30 = 26,620,363.80/x - Step 3: Cross multiply
29,312,998.20x = 43,969,497.30 × 26,620,363.80 - Step 4: Simplify right side
29,312,998.20x = 1,170,484,014,229,117.75 - Step 5: Solve for x
x = 1,170,484,014,229,117.75/29,312,998.20 - Step 6: Final answer
x = 39,930,545.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.