Finding the Fourth Proportional to 23,333,312.66, 32,195,163.49 and 13,408,276.28
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Solution
The fourth proportional to 23,333,312.66, 32,195,163.49 and 13,408,276.28 is: 18,500,658.40
Step by Step Solution
- Step 1: Write the proportion equation
23,333,312.66 : 32,195,163.49 = 13,408,276.28 : x - Step 2: Convert to fraction form
23,333,312.66/32,195,163.49 = 13,408,276.28/x - Step 3: Cross multiply
23,333,312.66x = 32,195,163.49 × 13,408,276.28 - Step 4: Simplify right side
23,333,312.66x = 431,681,646,759,192.50 - Step 5: Solve for x
x = 431,681,646,759,192.50/23,333,312.66 - Step 6: Final answer
x = 18,500,658.40
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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.