Finding the Fourth Proportional to 14,193,675.72, 19,593,811.44 and 8,312,491.68
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Solution
The fourth proportional to 14,193,675.72, 19,593,811.44 and 8,312,491.68 is: 11,475,068.04
Step by Step Solution
- Step 1: Write the proportion equation
14,193,675.72 : 19,593,811.44 = 8,312,491.68 : x - Step 2: Convert to fraction form
14,193,675.72/19,593,811.44 = 8,312,491.68/x - Step 3: Cross multiply
14,193,675.72x = 19,593,811.44 × 8,312,491.68 - Step 4: Simplify right side
14,193,675.72x = 162,873,394,574,488.81 - Step 5: Solve for x
x = 162,873,394,574,488.81/14,193,675.72 - Step 6: Final answer
x = 11,475,068.04
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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.