Finding the Fourth Proportional to 67,881,211.80, 93,695,811.93 and 44,363,286.38
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Solution
The fourth proportional to 67,881,211.80, 93,695,811.93 and 44,363,286.38 is: 61,234,235.90
Step by Step Solution
- Step 1: Write the proportion equation
67,881,211.80 : 93,695,811.93 = 44,363,286.38 : x - Step 2: Convert to fraction form
67,881,211.80/93,695,811.93 = 44,363,286.38/x - Step 3: Cross multiply
67,881,211.80x = 93,695,811.93 × 44,363,286.38 - Step 4: Simplify right side
67,881,211.80x = 4,156,654,136,788,732 - Step 5: Solve for x
x = 4,156,654,136,788,732/67,881,211.80 - Step 6: Final answer
x = 61,234,235.90
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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.