Finding the Fourth Proportional to 10,289,020.16, 14,197,824.54 and 5,939,507.68
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Solution
The fourth proportional to 10,289,020.16, 14,197,824.54 and 5,939,507.68 is: 8,195,929.89
Step by Step Solution
- Step 1: Write the proportion equation
10,289,020.16 : 14,197,824.54 = 5,939,507.68 : x - Step 2: Convert to fraction form
10,289,020.16/14,197,824.54 = 5,939,507.68/x - Step 3: Cross multiply
10,289,020.16x = 14,197,824.54 × 5,939,507.68 - Step 4: Simplify right side
10,289,020.16x = 84,328,087,859,127.91 - Step 5: Solve for x
x = 84,328,087,859,127.91/10,289,020.16 - Step 6: Final answer
x = 8,195,929.89
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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.