Finding the Fourth Proportional to 10,363,523.49, 15,513,398.76 and 6,761,534.49
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Solution
The fourth proportional to 10,363,523.49, 15,513,398.76 and 6,761,534.49 is: 10,121,497.85
Step by Step Solution
- Step 1: Write the proportion equation
10,363,523.49 : 15,513,398.76 = 6,761,534.49 : x - Step 2: Convert to fraction form
10,363,523.49/15,513,398.76 = 6,761,534.49/x - Step 3: Cross multiply
10,363,523.49x = 15,513,398.76 × 6,761,534.49 - Step 4: Simplify right side
10,363,523.49x = 104,894,380,772,863.23 - Step 5: Solve for x
x = 104,894,380,772,863.23/10,363,523.49 - Step 6: Final answer
x = 10,121,497.85
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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.