Finding the Fourth Proportional to 29,711,423.97, 40,991,964.03 and 17,946,296.28
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Solution
The fourth proportional to 29,711,423.97, 40,991,964.03 and 17,946,296.28 is: 24,759,968.84
Step by Step Solution
- Step 1: Write the proportion equation
29,711,423.97 : 40,991,964.03 = 17,946,296.28 : x - Step 2: Convert to fraction form
29,711,423.97/40,991,964.03 = 17,946,296.28/x - Step 3: Cross multiply
29,711,423.97x = 40,991,964.03 × 17,946,296.28 - Step 4: Simplify right side
29,711,423.97x = 735,653,931,581,482.88 - Step 5: Solve for x
x = 735,653,931,581,482.88/29,711,423.97 - Step 6: Final answer
x = 24,759,968.84
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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.