Finding the Fourth Proportional to 10,135,319.68, 15,205,570.95 and 2,946,853.54
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Solution
The fourth proportional to 10,135,319.68, 15,205,570.95 and 2,946,853.54 is: 4,421,033.77
Step by Step Solution
- Step 1: Write the proportion equation
10,135,319.68 : 15,205,570.95 = 2,946,853.54 : x - Step 2: Convert to fraction form
10,135,319.68/15,205,570.95 = 2,946,853.54/x - Step 3: Cross multiply
10,135,319.68x = 15,205,570.95 × 2,946,853.54 - Step 4: Simplify right side
10,135,319.68x = 44,808,590,581,728.66 - Step 5: Solve for x
x = 44,808,590,581,728.66/10,135,319.68 - Step 6: Final answer
x = 4,421,033.77
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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.