Finding the Fourth Proportional to 11,214,439.16, 16,821,417.36 and 3,127,199.50
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Solution
The fourth proportional to 11,214,439.16, 16,821,417.36 and 3,127,199.50 is: 4,690,731.93
Step by Step Solution
- Step 1: Write the proportion equation
11,214,439.16 : 16,821,417.36 = 3,127,199.50 : x - Step 2: Convert to fraction form
11,214,439.16/16,821,417.36 = 3,127,199.50/x - Step 3: Cross multiply
11,214,439.16x = 16,821,417.36 × 3,127,199.50 - Step 4: Simplify right side
11,214,439.16x = 52,603,927,873,376.23 - Step 5: Solve for x
x = 52,603,927,873,376.23/11,214,439.16 - Step 6: Final answer
x = 4,690,731.93
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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.