Finding the Fourth Proportional to 8,563,667.96, 11,818,135.71 and 4,696,179.99
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Solution
The fourth proportional to 8,563,667.96, 11,818,135.71 and 4,696,179.99 is: 6,480,878.61
Step by Step Solution
- Step 1: Write the proportion equation
8,563,667.96 : 11,818,135.71 = 4,696,179.99 : x - Step 2: Convert to fraction form
8,563,667.96/11,818,135.71 = 4,696,179.99/x - Step 3: Cross multiply
8,563,667.96x = 11,818,135.71 × 4,696,179.99 - Step 4: Simplify right side
8,563,667.96x = 55,500,092,440,406.45 - Step 5: Solve for x
x = 55,500,092,440,406.45/8,563,667.96 - Step 6: Final answer
x = 6,480,878.61
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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.