Finding the Fourth Proportional to 7,110,988.12, 9,803,899 and 4,531,727.80
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Solution
The fourth proportional to 7,110,988.12, 9,803,899 and 4,531,727.80 is: 6,247,880.17
Step by Step Solution
- Step 1: Write the proportion equation
7,110,988.12 : 9,803,899 = 4,531,727.80 : x - Step 2: Convert to fraction form
7,110,988.12/9,803,899 = 4,531,727.80/x - Step 3: Cross multiply
7,110,988.12x = 9,803,899 × 4,531,727.80 - Step 4: Simplify right side
7,110,988.12x = 44,428,601,646,692.20 - Step 5: Solve for x
x = 44,428,601,646,692.20/7,110,988.12 - Step 6: Final answer
x = 6,247,880.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.