Finding the Fourth Proportional to 76,640,952.24, 105,748,725.96 and 44,039,605.68
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Solution
The fourth proportional to 76,640,952.24, 105,748,725.96 and 44,039,605.68 is: 60,765,583.63
Step by Step Solution
- Step 1: Write the proportion equation
76,640,952.24 : 105,748,725.96 = 44,039,605.68 : x - Step 2: Convert to fraction form
76,640,952.24/105,748,725.96 = 44,039,605.68/x - Step 3: Cross multiply
76,640,952.24x = 105,748,725.96 × 44,039,605.68 - Step 4: Simplify right side
76,640,952.24x = 4,657,132,192,440,779 - Step 5: Solve for x
x = 4,657,132,192,440,779/76,640,952.24 - Step 6: Final answer
x = 60,765,583.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.