Finding the Fourth Proportional to 7,853,293.88, 11,779,598.18 and 2,461,821.29
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Solution
The fourth proportional to 7,853,293.88, 11,779,598.18 and 2,461,821.29 is: 3,692,624.52
Step by Step Solution
- Step 1: Write the proportion equation
7,853,293.88 : 11,779,598.18 = 2,461,821.29 : x - Step 2: Convert to fraction form
7,853,293.88/11,779,598.18 = 2,461,821.29/x - Step 3: Cross multiply
7,853,293.88x = 11,779,598.18 × 2,461,821.29 - Step 4: Simplify right side
7,853,293.88x = 28,999,265,515,962.16 - Step 5: Solve for x
x = 28,999,265,515,962.16/7,853,293.88 - Step 6: Final answer
x = 3,692,624.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.