Finding the Fourth Proportional to 6,239,484.18, 8,610,664.77 and 3,523,638.42
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Solution
The fourth proportional to 6,239,484.18, 8,610,664.77 and 3,523,638.42 is: 4,862,720.75
Step by Step Solution
- Step 1: Write the proportion equation
6,239,484.18 : 8,610,664.77 = 3,523,638.42 : x - Step 2: Convert to fraction form
6,239,484.18/8,610,664.77 = 3,523,638.42/x - Step 3: Cross multiply
6,239,484.18x = 8,610,664.77 × 3,523,638.42 - Step 4: Simplify right side
6,239,484.18x = 30,340,869,205,312.46 - Step 5: Solve for x
x = 30,340,869,205,312.46/6,239,484.18 - Step 6: Final answer
x = 4,862,720.75
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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.