Finding the Fourth Proportional to 6,403,656.06, 8,837,210.70 and 3,503,169.18
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Solution
The fourth proportional to 6,403,656.06, 8,837,210.70 and 3,503,169.18 is: 4,834,463.92
Step by Step Solution
- Step 1: Write the proportion equation
6,403,656.06 : 8,837,210.70 = 3,503,169.18 : x - Step 2: Convert to fraction form
6,403,656.06/8,837,210.70 = 3,503,169.18/x - Step 3: Cross multiply
6,403,656.06x = 8,837,210.70 × 3,503,169.18 - Step 4: Simplify right side
6,403,656.06x = 30,958,244,161,406.23 - Step 5: Solve for x
x = 30,958,244,161,406.23/6,403,656.06 - Step 6: Final answer
x = 4,834,463.92
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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.