Finding the Fourth Proportional to 10,767,426.24, 14,861,347.76 and 6,186,273.60
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Solution
The fourth proportional to 10,767,426.24, 14,861,347.76 and 6,186,273.60 is: 8,538,378.74
Step by Step Solution
- Step 1: Write the proportion equation
10,767,426.24 : 14,861,347.76 = 6,186,273.60 : x - Step 2: Convert to fraction form
10,767,426.24/14,861,347.76 = 6,186,273.60/x - Step 3: Cross multiply
10,767,426.24x = 14,861,347.76 × 6,186,273.60 - Step 4: Simplify right side
10,767,426.24x = 91,936,363,308,107.12 - Step 5: Solve for x
x = 91,936,363,308,107.12/10,767,426.24 - Step 6: Final answer
x = 8,538,378.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.