Finding the Fourth Proportional to 7,101,251.60, 10,651,877.40 and 4,928,248.40
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Solution
The fourth proportional to 7,101,251.60, 10,651,877.40 and 4,928,248.40 is: 7,392,372.60
Step by Step Solution
- Step 1: Write the proportion equation
7,101,251.60 : 10,651,877.40 = 4,928,248.40 : x - Step 2: Convert to fraction form
7,101,251.60/10,651,877.40 = 4,928,248.40/x - Step 3: Cross multiply
7,101,251.60x = 10,651,877.40 × 4,928,248.40 - Step 4: Simplify right side
7,101,251.60x = 52,495,097,753,546.16 - Step 5: Solve for x
x = 52,495,097,753,546.16/7,101,251.60 - Step 6: Final answer
x = 7,392,372.60
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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.