Finding the Fourth Proportional to 9,104,334.06, 12,563,832.20 and 4,974,276.09
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Solution
The fourth proportional to 9,104,334.06, 12,563,832.20 and 4,974,276.09 is: 6,864,419.70
Step by Step Solution
- Step 1: Write the proportion equation
9,104,334.06 : 12,563,832.20 = 4,974,276.09 : x - Step 2: Convert to fraction form
9,104,334.06/12,563,832.20 = 4,974,276.09/x - Step 3: Cross multiply
9,104,334.06x = 12,563,832.20 × 4,974,276.09 - Step 4: Simplify right side
9,104,334.06x = 62,495,970,086,360.72 - Step 5: Solve for x
x = 62,495,970,086,360.72/9,104,334.06 - Step 6: Final answer
x = 6,864,419.70
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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.