Finding the Fourth Proportional to 20,259,341.04, 30,371,981.66 and 16,411,622.09
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Solution
The fourth proportional to 20,259,341.04, 30,371,981.66 and 16,411,622.09 is: 24,603,637.60
Step by Step Solution
- Step 1: Write the proportion equation
20,259,341.04 : 30,371,981.66 = 16,411,622.09 : x - Step 2: Convert to fraction form
20,259,341.04/30,371,981.66 = 16,411,622.09/x - Step 3: Cross multiply
20,259,341.04x = 30,371,981.66 × 16,411,622.09 - Step 4: Simplify right side
20,259,341.04x = 498,453,484,894,412.88 - Step 5: Solve for x
x = 498,453,484,894,412.88/20,259,341.04 - Step 6: Final answer
x = 24,603,637.60
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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.