Finding the Fourth Proportional to 6,651,365.76, 9,178,881.12 and 3,595,585.68
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Solution
The fourth proportional to 6,651,365.76, 9,178,881.12 and 3,595,585.68 is: 4,961,906.28
Step by Step Solution
- Step 1: Write the proportion equation
6,651,365.76 : 9,178,881.12 = 3,595,585.68 : x - Step 2: Convert to fraction form
6,651,365.76/9,178,881.12 = 3,595,585.68/x - Step 3: Cross multiply
6,651,365.76x = 9,178,881.12 × 3,595,585.68 - Step 4: Simplify right side
6,651,365.76x = 33,003,453,513,494.36 - Step 5: Solve for x
x = 33,003,453,513,494.36/6,651,365.76 - Step 6: Final answer
x = 4,961,906.28
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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.