Finding the Fourth Proportional to 32,125,172.99, 48,205,440.16 and 13,929,507.95
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Solution
The fourth proportional to 32,125,172.99, 48,205,440.16 and 13,929,507.95 is: 20,901,928.28
Step by Step Solution
- Step 1: Write the proportion equation
32,125,172.99 : 48,205,440.16 = 13,929,507.95 : x - Step 2: Convert to fraction form
32,125,172.99/48,205,440.16 = 13,929,507.95/x - Step 3: Cross multiply
32,125,172.99x = 48,205,440.16 × 13,929,507.95 - Step 4: Simplify right side
32,125,172.99x = 671,478,061,666,118.25 - Step 5: Solve for x
x = 671,478,061,666,118.25/32,125,172.99 - Step 6: Final answer
x = 20,901,928.28
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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.