Finding the Fourth Proportional to 6,828,535.09, 10,243,492.07 and 2,217,328.53
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Solution
The fourth proportional to 6,828,535.09, 10,243,492.07 and 2,217,328.53 is: 3,326,216.66
Step by Step Solution
- Step 1: Write the proportion equation
6,828,535.09 : 10,243,492.07 = 2,217,328.53 : x - Step 2: Convert to fraction form
6,828,535.09/10,243,492.07 = 2,217,328.53/x - Step 3: Cross multiply
6,828,535.09x = 10,243,492.07 × 2,217,328.53 - Step 4: Simplify right side
6,828,535.09x = 22,713,187,213,639.75 - Step 5: Solve for x
x = 22,713,187,213,639.75/6,828,535.09 - Step 6: Final answer
x = 3,326,216.66
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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.