Finding the Fourth Proportional to 58,545,731.21, 80,793,587.09 and 32,440,684.68
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Solution
The fourth proportional to 58,545,731.21, 80,793,587.09 and 32,440,684.68 is: 44,768,409.74
Step by Step Solution
- Step 1: Write the proportion equation
58,545,731.21 : 80,793,587.09 = 32,440,684.68 : x - Step 2: Convert to fraction form
58,545,731.21/80,793,587.09 = 32,440,684.68/x - Step 3: Cross multiply
58,545,731.21x = 80,793,587.09 × 32,440,684.68 - Step 4: Simplify right side
58,545,731.21x = 2,620,999,283,034,040 - Step 5: Solve for x
x = 2,620,999,283,034,040/58,545,731.21 - Step 6: Final answer
x = 44,768,409.74
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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.