Finding the Fourth Proportional to 75,578,341.68, 113,385,503.34 and 24,460,360.49
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Solution
The fourth proportional to 75,578,341.68, 113,385,503.34 and 24,460,360.49 is: 36,696,363.33
Step by Step Solution
- Step 1: Write the proportion equation
75,578,341.68 : 113,385,503.34 = 24,460,360.49 : x - Step 2: Convert to fraction form
75,578,341.68/113,385,503.34 = 24,460,360.49/x - Step 3: Cross multiply
75,578,341.68x = 113,385,503.34 × 24,460,360.49 - Step 4: Simplify right side
75,578,341.68x = 2,773,450,286,319,963 - Step 5: Solve for x
x = 2,773,450,286,319,963/75,578,341.68 - Step 6: Final answer
x = 36,696,363.33
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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.