Finding the Fourth Proportional to 11,855,743.02, 16,360,922.16 and 6,423,235.02
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Solution
The fourth proportional to 11,855,743.02, 16,360,922.16 and 6,423,235.02 is: 8,864,062.59
Step by Step Solution
- Step 1: Write the proportion equation
11,855,743.02 : 16,360,922.16 = 6,423,235.02 : x - Step 2: Convert to fraction form
11,855,743.02/16,360,922.16 = 6,423,235.02/x - Step 3: Cross multiply
11,855,743.02x = 16,360,922.16 × 6,423,235.02 - Step 4: Simplify right side
11,855,743.02x = 105,090,048,177,606.03 - Step 5: Solve for x
x = 105,090,048,177,606.03/11,855,743.02 - Step 6: Final answer
x = 8,864,062.59
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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.