Finding the Fourth Proportional to 6,572,868.95, 9,070,562.99 and 3,672,259.81
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Solution
The fourth proportional to 6,572,868.95, 9,070,562.99 and 3,672,259.81 is: 5,067,720.68
Step by Step Solution
- Step 1: Write the proportion equation
6,572,868.95 : 9,070,562.99 = 3,672,259.81 : x - Step 2: Convert to fraction form
6,572,868.95/9,070,562.99 = 3,672,259.81/x - Step 3: Cross multiply
6,572,868.95x = 9,070,562.99 × 3,672,259.81 - Step 4: Simplify right side
6,572,868.95x = 33,309,463,881,212.72 - Step 5: Solve for x
x = 33,309,463,881,212.72/6,572,868.95 - Step 6: Final answer
x = 5,067,720.68
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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.