Finding the Fourth Proportional to 10,331,881.51, 15,497,194.86 and 3,853,708.06
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Solution
The fourth proportional to 10,331,881.51, 15,497,194.86 and 3,853,708.06 is: 5,780,328.07
Step by Step Solution
- Step 1: Write the proportion equation
10,331,881.51 : 15,497,194.86 = 3,853,708.06 : x - Step 2: Convert to fraction form
10,331,881.51/15,497,194.86 = 3,853,708.06/x - Step 3: Cross multiply
10,331,881.51x = 15,497,194.86 × 3,853,708.06 - Step 4: Simplify right side
10,331,881.51x = 59,721,664,739,372.57 - Step 5: Solve for x
x = 59,721,664,739,372.57/10,331,881.51 - Step 6: Final answer
x = 5,780,328.07
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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.