Finding the Fourth Proportional to 16,536,346.90, 24,804,520.35 and 11,965,954.30
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Solution
The fourth proportional to 16,536,346.90, 24,804,520.35 and 11,965,954.30 is: 17,948,931.45
Step by Step Solution
- Step 1: Write the proportion equation
16,536,346.90 : 24,804,520.35 = 11,965,954.30 : x - Step 2: Convert to fraction form
16,536,346.90/24,804,520.35 = 11,965,954.30/x - Step 3: Cross multiply
16,536,346.90x = 24,804,520.35 × 11,965,954.30 - Step 4: Simplify right side
16,536,346.90x = 296,809,756,941,520.06 - Step 5: Solve for x
x = 296,809,756,941,520.06/16,536,346.90 - Step 6: Final answer
x = 17,948,931.45
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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.