Finding the Fourth Proportional to 10,572,563.84, 15,858,859.68 and 2,896,276.94
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Solution
The fourth proportional to 10,572,563.84, 15,858,859.68 and 2,896,276.94 is: 4,344,419.22
Step by Step Solution
- Step 1: Write the proportion equation
10,572,563.84 : 15,858,859.68 = 2,896,276.94 : x - Step 2: Convert to fraction form
10,572,563.84/15,858,859.68 = 2,896,276.94/x - Step 3: Cross multiply
10,572,563.84x = 15,858,859.68 × 2,896,276.94 - Step 4: Simplify right side
10,572,563.84x = 45,931,649,506,585.48 - Step 5: Solve for x
x = 45,931,649,506,585.48/10,572,563.84 - Step 6: Final answer
x = 4,344,419.22
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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.