Finding the Fourth Proportional to 14,889,690.70, 22,334,536.05 and 13,378,036.30
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Solution
The fourth proportional to 14,889,690.70, 22,334,536.05 and 13,378,036.30 is: 20,067,054.45
Step by Step Solution
- Step 1: Write the proportion equation
14,889,690.70 : 22,334,536.05 = 13,378,036.30 : x - Step 2: Convert to fraction form
14,889,690.70/22,334,536.05 = 13,378,036.30/x - Step 3: Cross multiply
14,889,690.70x = 22,334,536.05 × 13,378,036.30 - Step 4: Simplify right side
14,889,690.70x = 298,792,234,020,558.62 - Step 5: Solve for x
x = 298,792,234,020,558.62/14,889,690.70 - Step 6: Final answer
x = 20,067,054.45
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1.5x scale
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.