Finding the Fourth Proportional to 26,813,920.36, 40,233,250.31 and 12,245,305.97
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Solution
The fourth proportional to 26,813,920.36, 40,233,250.31 and 12,245,305.97 is: 18,373,607.95
Step by Step Solution
- Step 1: Write the proportion equation
26,813,920.36 : 40,233,250.31 = 12,245,305.97 : x - Step 2: Convert to fraction form
26,813,920.36/40,233,250.31 = 12,245,305.97/x - Step 3: Cross multiply
26,813,920.36x = 40,233,250.31 × 12,245,305.97 - Step 4: Simplify right side
26,813,920.36x = 492,668,460,213,547.44 - Step 5: Solve for x
x = 492,668,460,213,547.44/26,813,920.36 - Step 6: Final answer
x = 18,373,607.95
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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.