Finding the Fourth Proportional to 30,953,489.25, 46,430,431.74 and 9,093,779.08
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Solution
The fourth proportional to 30,953,489.25, 46,430,431.74 and 9,093,779.08 is: 13,640,726.75
Step by Step Solution
- Step 1: Write the proportion equation
30,953,489.25 : 46,430,431.74 = 9,093,779.08 : x - Step 2: Convert to fraction form
30,953,489.25/46,430,431.74 = 9,093,779.08/x - Step 3: Cross multiply
30,953,489.25x = 46,430,431.74 × 9,093,779.08 - Step 4: Simplify right side
30,953,489.25x = 422,228,088,832,580 - Step 5: Solve for x
x = 422,228,088,832,580/30,953,489.25 - Step 6: Final answer
x = 13,640,726.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.