Finding the Fourth Proportional to 6,547,415.36, 9,804,354.01 and 5,465,237.20
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Solution
The fourth proportional to 6,547,415.36, 9,804,354.01 and 5,465,237.20 is: 8,183,858.41
Step by Step Solution
- Step 1: Write the proportion equation
6,547,415.36 : 9,804,354.01 = 5,465,237.20 : x - Step 2: Convert to fraction form
6,547,415.36/9,804,354.01 = 5,465,237.20/x - Step 3: Cross multiply
6,547,415.36x = 9,804,354.01 × 5,465,237.20 - Step 4: Simplify right side
6,547,415.36x = 53,583,120,219,247.20 - Step 5: Solve for x
x = 53,583,120,219,247.20/6,547,415.36 - Step 6: Final answer
x = 8,183,858.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.