Finding the Fourth Proportional to 7,038,874.08, 10,562,304.84 and 3,800,368.32
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Solution
The fourth proportional to 7,038,874.08, 10,562,304.84 and 3,800,368.32 is: 5,702,708.73
Step by Step Solution
- Step 1: Write the proportion equation
7,038,874.08 : 10,562,304.84 = 3,800,368.32 : x - Step 2: Convert to fraction form
7,038,874.08/10,562,304.84 = 3,800,368.32/x - Step 3: Cross multiply
7,038,874.08x = 10,562,304.84 × 3,800,368.32 - Step 4: Simplify right side
7,038,874.08x = 40,140,648,700,118.66 - Step 5: Solve for x
x = 40,140,648,700,118.66/7,038,874.08 - Step 6: Final answer
x = 5,702,708.73
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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.