Finding the Fourth Proportional to 6,224,699.39, 8,590,068.15 and 3,471,389.79
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Solution
The fourth proportional to 6,224,699.39, 8,590,068.15 and 3,471,389.79 is: 4,790,508.43
Step by Step Solution
- Step 1: Write the proportion equation
6,224,699.39 : 8,590,068.15 = 3,471,389.79 : x - Step 2: Convert to fraction form
6,224,699.39/8,590,068.15 = 3,471,389.79/x - Step 3: Cross multiply
6,224,699.39x = 8,590,068.15 × 3,471,389.79 - Step 4: Simplify right side
6,224,699.39x = 29,819,474,871,314.19 - Step 5: Solve for x
x = 29,819,474,871,314.19/6,224,699.39 - Step 6: Final answer
x = 4,790,508.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.