Finding the Fourth Proportional to 7,708,184.20, 11,550,266.70 and 2,913,257.80
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Solution
The fourth proportional to 7,708,184.20, 11,550,266.70 and 2,913,257.80 is: 4,365,347.75
Step by Step Solution
- Step 1: Write the proportion equation
7,708,184.20 : 11,550,266.70 = 2,913,257.80 : x - Step 2: Convert to fraction form
7,708,184.20/11,550,266.70 = 2,913,257.80/x - Step 3: Cross multiply
7,708,184.20x = 11,550,266.70 × 2,913,257.80 - Step 4: Simplify right side
7,708,184.20x = 33,648,904,555,855.25 - Step 5: Solve for x
x = 33,648,904,555,855.25/7,708,184.20 - Step 6: Final answer
x = 4,365,347.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.