Finding the Fourth Proportional to 17,996,964.90, 26,995,447.35 and 16,611,281.70
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Solution
The fourth proportional to 17,996,964.90, 26,995,447.35 and 16,611,281.70 is: 24,916,922.55
Step by Step Solution
- Step 1: Write the proportion equation
17,996,964.90 : 26,995,447.35 = 16,611,281.70 : x - Step 2: Convert to fraction form
17,996,964.90/26,995,447.35 = 16,611,281.70/x - Step 3: Cross multiply
17,996,964.90x = 26,995,447.35 × 16,611,281.70 - Step 4: Simplify right side
17,996,964.90x = 448,428,980,548,368.50 - Step 5: Solve for x
x = 448,428,980,548,368.50/17,996,964.90 - Step 6: Final answer
x = 24,916,922.55
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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.