Finding the Fourth Proportional to 42,996,604.99, 64,522,654.45 and 15,700,612.36
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Solution
The fourth proportional to 42,996,604.99, 64,522,654.45 and 15,700,612.36 is: 23,561,050.60
Step by Step Solution
- Step 1: Write the proportion equation
42,996,604.99 : 64,522,654.45 = 15,700,612.36 : x - Step 2: Convert to fraction form
42,996,604.99/64,522,654.45 = 15,700,612.36/x - Step 3: Cross multiply
42,996,604.99x = 64,522,654.45 × 15,700,612.36 - Step 4: Simplify right side
42,996,604.99x = 1,013,045,185,957,679 - Step 5: Solve for x
x = 1,013,045,185,957,679/42,996,604.99 - Step 6: Final answer
x = 23,561,050.60
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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.