Finding the Fourth Proportional to 10,532,828.42, 15,794,756.49 and 4,138,595.36
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Solution
The fourth proportional to 10,532,828.42, 15,794,756.49 and 4,138,595.36 is: 6,206,130.33
Step by Step Solution
- Step 1: Write the proportion equation
10,532,828.42 : 15,794,756.49 = 4,138,595.36 : x - Step 2: Convert to fraction form
10,532,828.42/15,794,756.49 = 4,138,595.36/x - Step 3: Cross multiply
10,532,828.42x = 15,794,756.49 × 4,138,595.36 - Step 4: Simplify right side
10,532,828.42x = 65,368,105,921,843.88 - Step 5: Solve for x
x = 65,368,105,921,843.88/10,532,828.42 - Step 6: Final answer
x = 6,206,130.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.