Finding the Fourth Proportional to 55,863,274.16, 77,079,764.64 and 32,653,911.62
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Solution
The fourth proportional to 55,863,274.16, 77,079,764.64 and 32,653,911.62 is: 45,055,644.52
Step by Step Solution
- Step 1: Write the proportion equation
55,863,274.16 : 77,079,764.64 = 32,653,911.62 : x - Step 2: Convert to fraction form
55,863,274.16/77,079,764.64 = 32,653,911.62/x - Step 3: Cross multiply
55,863,274.16x = 77,079,764.64 × 32,653,911.62 - Step 4: Simplify right side
55,863,274.16x = 2,516,955,822,244,961 - Step 5: Solve for x
x = 2,516,955,822,244,961/55,863,274.16 - Step 6: Final answer
x = 45,055,644.52
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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.