Finding the Fourth Proportional to 6,931,432.41, 9,564,734.77 and 3,833,889.09
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Solution
The fourth proportional to 6,931,432.41, 9,564,734.77 and 3,833,889.09 is: 5,290,411.87
Step by Step Solution
- Step 1: Write the proportion equation
6,931,432.41 : 9,564,734.77 = 3,833,889.09 : x - Step 2: Convert to fraction form
6,931,432.41/9,564,734.77 = 3,833,889.09/x - Step 3: Cross multiply
6,931,432.41x = 9,564,734.77 × 3,833,889.09 - Step 4: Simplify right side
6,931,432.41x = 36,670,132,283,446.66 - Step 5: Solve for x
x = 36,670,132,283,446.66/6,931,432.41 - Step 6: Final answer
x = 5,290,411.87
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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.