Finding the Fourth Proportional to 9,103,727.80, 13,655,591.70 and 2,372,141.80
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Solution
The fourth proportional to 9,103,727.80, 13,655,591.70 and 2,372,141.80 is: 3,558,212.70
Step by Step Solution
- Step 1: Write the proportion equation
9,103,727.80 : 13,655,591.70 = 2,372,141.80 : x - Step 2: Convert to fraction form
9,103,727.80/13,655,591.70 = 2,372,141.80/x - Step 3: Cross multiply
9,103,727.80x = 13,655,591.70 × 2,372,141.80 - Step 4: Simplify right side
9,103,727.80x = 32,392,999,875,303.05 - Step 5: Solve for x
x = 32,392,999,875,303.05/9,103,727.80 - Step 6: Final answer
x = 3,558,212.70
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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.