Finding the Fourth Proportional to 11,424,108.24, 15,765,268.20 and 6,462,443.58
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Solution
The fourth proportional to 11,424,108.24, 15,765,268.20 and 6,462,443.58 is: 8,918,171.48
Step by Step Solution
- Step 1: Write the proportion equation
11,424,108.24 : 15,765,268.20 = 6,462,443.58 : x - Step 2: Convert to fraction form
11,424,108.24/15,765,268.20 = 6,462,443.58/x - Step 3: Cross multiply
11,424,108.24x = 15,765,268.20 × 6,462,443.58 - Step 4: Simplify right side
11,424,108.24x = 101,882,156,266,068.16 - Step 5: Solve for x
x = 101,882,156,266,068.16/11,424,108.24 - Step 6: Final answer
x = 8,918,171.48
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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.