Finding the Fourth Proportional to 13,349,195.99, 20,025,792.81 and 4,831,525.36
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Solution
The fourth proportional to 13,349,195.99, 20,025,792.81 and 4,831,525.36 is: 7,248,011.48
Step by Step Solution
- Step 1: Write the proportion equation
13,349,195.99 : 20,025,792.81 = 4,831,525.36 : x - Step 2: Convert to fraction form
13,349,195.99/20,025,792.81 = 4,831,525.36/x - Step 3: Cross multiply
13,349,195.99x = 20,025,792.81 × 4,831,525.36 - Step 4: Simplify right side
13,349,195.99x = 96,755,125,815,620.66 - Step 5: Solve for x
x = 96,755,125,815,620.66/13,349,195.99 - Step 6: Final answer
x = 7,248,011.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.