Finding the Fourth Proportional to 26,508,116.76, 39,757,508.58 and 7,077,583.80
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Solution
The fourth proportional to 26,508,116.76, 39,757,508.58 and 7,077,583.80 is: 10,615,129.74
Step by Step Solution
- Step 1: Write the proportion equation
26,508,116.76 : 39,757,508.58 = 7,077,583.80 : x - Step 2: Convert to fraction form
26,508,116.76/39,757,508.58 = 7,077,583.80/x - Step 3: Cross multiply
26,508,116.76x = 39,757,508.58 × 7,077,583.80 - Step 4: Simplify right side
26,508,116.76x = 281,387,098,654,168.97 - Step 5: Solve for x
x = 281,387,098,654,168.97/26,508,116.76 - Step 6: Final answer
x = 10,615,129.74
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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.