Finding the Fourth Proportional to 10,572,562.65, 15,858,857.90 and 2,896,275.75
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Solution
The fourth proportional to 10,572,562.65, 15,858,857.90 and 2,896,275.75 is: 4,344,417.44
Step by Step Solution
- Step 1: Write the proportion equation
10,572,562.65 : 15,858,857.90 = 2,896,275.75 : x - Step 2: Convert to fraction form
10,572,562.65/15,858,857.90 = 2,896,275.75/x - Step 3: Cross multiply
10,572,562.65x = 15,858,857.90 × 2,896,275.75 - Step 4: Simplify right side
10,572,562.65x = 45,931,625,558,465.93 - Step 5: Solve for x
x = 45,931,625,558,465.93/10,572,562.65 - Step 6: Final answer
x = 4,344,417.44
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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.