Finding the Fourth Proportional to 48,886,445.40, 73,385,655.30 and 28,703,059.80
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Solution
The fourth proportional to 48,886,445.40, 73,385,655.30 and 28,703,059.80 is: 43,087,461.88
Step by Step Solution
- Step 1: Write the proportion equation
48,886,445.40 : 73,385,655.30 = 28,703,059.80 : x - Step 2: Convert to fraction form
48,886,445.40/73,385,655.30 = 28,703,059.80/x - Step 3: Cross multiply
48,886,445.40x = 73,385,655.30 × 28,703,059.80 - Step 4: Simplify right side
48,886,445.40x = 2,106,392,852,538,087 - Step 5: Solve for x
x = 2,106,392,852,538,087/48,886,445.40 - Step 6: Final answer
x = 43,087,461.88
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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.