Finding the Fourth Proportional to 19,823,774.90, 29,737,095.48 and 8,297,649.95
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Solution
The fourth proportional to 19,823,774.90, 29,737,095.48 and 8,297,649.95 is: 12,447,074.79
Step by Step Solution
- Step 1: Write the proportion equation
19,823,774.90 : 29,737,095.48 = 8,297,649.95 : x - Step 2: Convert to fraction form
19,823,774.90/29,737,095.48 = 8,297,649.95/x - Step 3: Cross multiply
19,823,774.90x = 29,737,095.48 × 8,297,649.95 - Step 4: Simplify right side
19,823,774.90x = 246,748,008,674,081.75 - Step 5: Solve for x
x = 246,748,008,674,081.75/19,823,774.90 - Step 6: Final answer
x = 12,447,074.79
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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.