Finding the Fourth Proportional to 79,930,406.06, 110,306,634.27 and 48,984,599.06
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Solution
The fourth proportional to 79,930,406.06, 110,306,634.27 and 48,984,599.06 is: 67,600,385.38
Step by Step Solution
- Step 1: Write the proportion equation
79,930,406.06 : 110,306,634.27 = 48,984,599.06 : x - Step 2: Convert to fraction form
79,930,406.06/110,306,634.27 = 48,984,599.06/x - Step 3: Cross multiply
79,930,406.06x = 110,306,634.27 × 48,984,599.06 - Step 4: Simplify right side
79,930,406.06x = 5,403,326,253,374,006 - Step 5: Solve for x
x = 5,403,326,253,374,006/79,930,406.06 - Step 6: Final answer
x = 67,600,385.38
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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.