Finding the Fourth Proportional to 11,224,471.32, 16,831,472.76 and 5,831,671.95
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Solution
The fourth proportional to 11,224,471.32, 16,831,472.76 and 5,831,671.95 is: 8,744,788.49
Step by Step Solution
- Step 1: Write the proportion equation
11,224,471.32 : 16,831,472.76 = 5,831,671.95 : x - Step 2: Convert to fraction form
11,224,471.32/16,831,472.76 = 5,831,671.95/x - Step 3: Cross multiply
11,224,471.32x = 16,831,472.76 × 5,831,671.95 - Step 4: Simplify right side
11,224,471.32x = 98,155,627,571,681.09 - Step 5: Solve for x
x = 98,155,627,571,681.09/11,224,471.32 - Step 6: Final answer
x = 8,744,788.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.