Finding the Fourth Proportional to 61,495,423.80, 92,201,145.30 and 29,162,815.80
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Solution
The fourth proportional to 61,495,423.80, 92,201,145.30 and 29,162,815.80 is: 43,724,310.70
Step by Step Solution
- Step 1: Write the proportion equation
61,495,423.80 : 92,201,145.30 = 29,162,815.80 : x - Step 2: Convert to fraction form
61,495,423.80/92,201,145.30 = 29,162,815.80/x - Step 3: Cross multiply
61,495,423.80x = 92,201,145.30 × 29,162,815.80 - Step 4: Simplify right side
61,495,423.80x = 2,688,845,016,932,935.50 - Step 5: Solve for x
x = 2,688,845,016,932,935.50/61,495,423.80 - Step 6: Final answer
x = 43,724,310.70
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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.