Finding the Fourth Proportional to 10,936,594.38, 15,092,931.94 and 6,290,372
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Solution
The fourth proportional to 10,936,594.38, 15,092,931.94 and 6,290,372 is: 8,680,961.66
Step by Step Solution
- Step 1: Write the proportion equation
10,936,594.38 : 15,092,931.94 = 6,290,372 : x - Step 2: Convert to fraction form
10,936,594.38/15,092,931.94 = 6,290,372/x - Step 3: Cross multiply
10,936,594.38x = 15,092,931.94 × 6,290,372 - Step 4: Simplify right side
10,936,594.38x = 94,940,156,473,281.67 - Step 5: Solve for x
x = 94,940,156,473,281.67/10,936,594.38 - Step 6: Final answer
x = 8,680,961.66
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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.