Finding the Fourth Proportional to 35,982,853.12, 53,974,437.11 and 11,390,899.83
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Solution
The fourth proportional to 35,982,853.12, 53,974,437.11 and 11,390,899.83 is: 17,086,399.58
Step by Step Solution
- Step 1: Write the proportion equation
35,982,853.12 : 53,974,437.11 = 11,390,899.83 : x - Step 2: Convert to fraction form
35,982,853.12/53,974,437.11 = 11,390,899.83/x - Step 3: Cross multiply
35,982,853.12x = 53,974,437.11 × 11,390,899.83 - Step 4: Simplify right side
35,982,853.12x = 614,817,406,284,001.88 - Step 5: Solve for x
x = 614,817,406,284,001.88/35,982,853.12 - Step 6: Final answer
x = 17,086,399.58
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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.