Finding the Fourth Proportional to 8,533,788.06, 11,766,564.83 and 6,897,134.31
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Solution
The fourth proportional to 8,533,788.06, 11,766,564.83 and 6,897,134.31 is: 9,509,912.53
Step by Step Solution
- Step 1: Write the proportion equation
8,533,788.06 : 11,766,564.83 = 6,897,134.31 : x - Step 2: Convert to fraction form
8,533,788.06/11,766,564.83 = 6,897,134.31/x - Step 3: Cross multiply
8,533,788.06x = 11,766,564.83 × 6,897,134.31 - Step 4: Simplify right side
8,533,788.06x = 81,155,577,972,950.53 - Step 5: Solve for x
x = 81,155,577,972,950.53/8,533,788.06 - Step 6: Final answer
x = 9,509,912.53
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1.5x scale
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.