Finding the Fourth Proportional to 7,104,264.99, 9,804,645.45 and 4,352,778.42
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Solution
The fourth proportional to 7,104,264.99, 9,804,645.45 and 4,352,778.42 is: 6,007,299.73
Step by Step Solution
- Step 1: Write the proportion equation
7,104,264.99 : 9,804,645.45 = 4,352,778.42 : x - Step 2: Convert to fraction form
7,104,264.99/9,804,645.45 = 4,352,778.42/x - Step 3: Cross multiply
7,104,264.99x = 9,804,645.45 × 4,352,778.42 - Step 4: Simplify right side
7,104,264.99x = 42,677,449,130,511.19 - Step 5: Solve for x
x = 42,677,449,130,511.19/7,104,264.99 - Step 6: Final answer
x = 6,007,299.73
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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.