Finding the Fourth Proportional to 22,525,725.24, 31,090,362.99 and 13,708,017.53
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Solution
The fourth proportional to 22,525,725.24, 31,090,362.99 and 13,708,017.53 is: 18,920,023.05
Step by Step Solution
- Step 1: Write the proportion equation
22,525,725.24 : 31,090,362.99 = 13,708,017.53 : x - Step 2: Convert to fraction form
22,525,725.24/31,090,362.99 = 13,708,017.53/x - Step 3: Cross multiply
22,525,725.24x = 31,090,362.99 × 13,708,017.53 - Step 4: Simplify right side
22,525,725.24x = 426,187,240,790,715.19 - Step 5: Solve for x
x = 426,187,240,790,715.19/22,525,725.24 - Step 6: Final answer
x = 18,920,023.05
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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.