Finding the Fourth Proportional to 10,587,930.64, 15,881,898.88 and 2,609,754.64
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Solution
The fourth proportional to 10,587,930.64, 15,881,898.88 and 2,609,754.64 is: 3,914,632.68
Step by Step Solution
- Step 1: Write the proportion equation
10,587,930.64 : 15,881,898.88 = 2,609,754.64 : x - Step 2: Convert to fraction form
10,587,930.64/15,881,898.88 = 2,609,754.64/x - Step 3: Cross multiply
10,587,930.64x = 15,881,898.88 × 2,609,754.64 - Step 4: Simplify right side
10,587,930.64x = 41,447,859,294,090.80 - Step 5: Solve for x
x = 41,447,859,294,090.80/10,587,930.64 - Step 6: Final answer
x = 3,914,632.68
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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.