Finding the Fourth Proportional to 29,241,928.92, 43,863,910.80 and 13,881,305.70
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Solution
The fourth proportional to 29,241,928.92, 43,863,910.80 and 13,881,305.70 is: 20,822,441.52
Step by Step Solution
- Step 1: Write the proportion equation
29,241,928.92 : 43,863,910.80 = 13,881,305.70 : x - Step 2: Convert to fraction form
29,241,928.92/43,863,910.80 = 13,881,305.70/x - Step 3: Cross multiply
29,241,928.92x = 43,863,910.80 × 13,881,305.70 - Step 4: Simplify right side
29,241,928.92x = 608,888,355,012,331.50 - Step 5: Solve for x
x = 608,888,355,012,331.50/29,241,928.92 - Step 6: Final answer
x = 20,822,441.52
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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.