Finding the Fourth Proportional to 34,980,343.24, 48,272,640.76 and 19,300,175.32
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Solution
The fourth proportional to 34,980,343.24, 48,272,640.76 and 19,300,175.32 is: 26,634,113.43
Step by Step Solution
- Step 1: Write the proportion equation
34,980,343.24 : 48,272,640.76 = 19,300,175.32 : x - Step 2: Convert to fraction form
34,980,343.24/48,272,640.76 = 19,300,175.32/x - Step 3: Cross multiply
34,980,343.24x = 48,272,640.76 × 19,300,175.32 - Step 4: Simplify right side
34,980,343.24x = 931,670,429,827,378 - Step 5: Solve for x
x = 931,670,429,827,378/34,980,343.24 - Step 6: Final answer
x = 26,634,113.43
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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.