Finding the Fourth Proportional to 51,768,134.98, 71,444,299.08 and 29,745,886.97
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Solution
The fourth proportional to 51,768,134.98, 71,444,299.08 and 29,745,886.97 is: 41,051,779.17
Step by Step Solution
- Step 1: Write the proportion equation
51,768,134.98 : 71,444,299.08 = 29,745,886.97 : x - Step 2: Convert to fraction form
51,768,134.98/71,444,299.08 = 29,745,886.97/x - Step 3: Cross multiply
51,768,134.98x = 71,444,299.08 × 29,745,886.97 - Step 4: Simplify right side
51,768,134.98x = 2,125,174,045,374,712.75 - Step 5: Solve for x
x = 2,125,174,045,374,712.75/51,768,134.98 - Step 6: Final answer
x = 41,051,779.17
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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.