Finding the Fourth Proportional to 34,937,909.36, 48,213,668.96 and 19,043,131.28
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Solution
The fourth proportional to 34,937,909.36, 48,213,668.96 and 19,043,131.28 is: 26,279,169.08
Step by Step Solution
- Step 1: Write the proportion equation
34,937,909.36 : 48,213,668.96 = 19,043,131.28 : x - Step 2: Convert to fraction form
34,937,909.36/48,213,668.96 = 19,043,131.28/x - Step 3: Cross multiply
34,937,909.36x = 48,213,668.96 × 19,043,131.28 - Step 4: Simplify right side
34,937,909.36x = 918,139,227,495,741.12 - Step 5: Solve for x
x = 918,139,227,495,741.12/34,937,909.36 - Step 6: Final answer
x = 26,279,169.08
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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.