Finding the Fourth Proportional to 10,156,120.67, 15,230,637.16 and 4,473,244.91
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Solution
The fourth proportional to 10,156,120.67, 15,230,637.16 and 4,473,244.91 is: 6,708,306.49
Step by Step Solution
- Step 1: Write the proportion equation
10,156,120.67 : 15,230,637.16 = 4,473,244.91 : x - Step 2: Convert to fraction form
10,156,120.67/15,230,637.16 = 4,473,244.91/x - Step 3: Cross multiply
10,156,120.67x = 15,230,637.16 × 4,473,244.91 - Step 4: Simplify right side
10,156,120.67x = 68,130,370,178,920.34 - Step 5: Solve for x
x = 68,130,370,178,920.34/10,156,120.67 - Step 6: Final answer
x = 6,708,306.49
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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.