Finding the Fourth Proportional to 11,070,148.30, 16,604,631.96 and 2,982,994.09
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Solution
The fourth proportional to 11,070,148.30, 16,604,631.96 and 2,982,994.09 is: 4,474,332.02
Step by Step Solution
- Step 1: Write the proportion equation
11,070,148.30 : 16,604,631.96 = 2,982,994.09 : x - Step 2: Convert to fraction form
11,070,148.30/16,604,631.96 = 2,982,994.09/x - Step 3: Cross multiply
11,070,148.30x = 16,604,631.96 × 2,982,994.09 - Step 4: Simplify right side
11,070,148.30x = 49,531,518,950,607.31 - Step 5: Solve for x
x = 49,531,518,950,607.31/11,070,148.30 - Step 6: Final answer
x = 4,474,332.02
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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.