Finding the Fourth Proportional to 8,588,397.84, 11,852,013.66 and 4,917,370.71
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Solution
The fourth proportional to 8,588,397.84, 11,852,013.66 and 4,917,370.71 is: 6,785,985.69
Step by Step Solution
- Step 1: Write the proportion equation
8,588,397.84 : 11,852,013.66 = 4,917,370.71 : x - Step 2: Convert to fraction form
8,588,397.84/11,852,013.66 = 4,917,370.71/x - Step 3: Cross multiply
8,588,397.84x = 11,852,013.66 × 4,917,370.71 - Step 4: Simplify right side
8,588,397.84x = 58,280,744,826,203.90 - Step 5: Solve for x
x = 58,280,744,826,203.90/8,588,397.84 - Step 6: Final answer
x = 6,785,985.69
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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.