Finding the Fourth Proportional to 11,119,426.66, 16,689,925.56 and 5,366,209.08
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Solution
The fourth proportional to 11,119,426.66, 16,689,925.56 and 5,366,209.08 is: 8,054,518.71
Step by Step Solution
- Step 1: Write the proportion equation
11,119,426.66 : 16,689,925.56 = 5,366,209.08 : x - Step 2: Convert to fraction form
11,119,426.66/16,689,925.56 = 5,366,209.08/x - Step 3: Cross multiply
11,119,426.66x = 16,689,925.56 × 5,366,209.08 - Step 4: Simplify right side
11,119,426.66x = 89,561,630,084,596.09 - Step 5: Solve for x
x = 89,561,630,084,596.09/11,119,426.66 - Step 6: Final answer
x = 8,054,518.71
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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.