Finding the Fourth Proportional to 68,777,656.32, 94,909,735.04 and 37,837,030.08
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Solution
The fourth proportional to 68,777,656.32, 94,909,735.04 and 37,837,030.08 is: 52,213,214.17
Step by Step Solution
- Step 1: Write the proportion equation
68,777,656.32 : 94,909,735.04 = 37,837,030.08 : x - Step 2: Convert to fraction form
68,777,656.32/94,909,735.04 = 37,837,030.08/x - Step 3: Cross multiply
68,777,656.32x = 94,909,735.04 × 37,837,030.08 - Step 4: Simplify right side
68,777,656.32x = 3,591,102,499,593,310 - Step 5: Solve for x
x = 3,591,102,499,593,310/68,777,656.32 - Step 6: Final answer
x = 52,213,214.17
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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.