Finding the Fourth Proportional to 6,248,340.38, 8,623,507.44 and 3,495,180.74
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Solution
The fourth proportional to 6,248,340.38, 8,623,507.44 and 3,495,180.74 is: 4,823,795.65
Step by Step Solution
- Step 1: Write the proportion equation
6,248,340.38 : 8,623,507.44 = 3,495,180.74 : x - Step 2: Convert to fraction form
6,248,340.38/8,623,507.44 = 3,495,180.74/x - Step 3: Cross multiply
6,248,340.38x = 8,623,507.44 × 3,495,180.74 - Step 4: Simplify right side
6,248,340.38x = 30,140,717,115,534.71 - Step 5: Solve for x
x = 30,140,717,115,534.71/6,248,340.38 - Step 6: Final answer
x = 4,823,795.65
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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.