Finding the Fourth Proportional to 13,225,497.72, 19,808,043.14 and 6,313,838.93
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Solution
The fourth proportional to 13,225,497.72, 19,808,043.14 and 6,313,838.93 is: 9,456,339.30
Step by Step Solution
- Step 1: Write the proportion equation
13,225,497.72 : 19,808,043.14 = 6,313,838.93 : x - Step 2: Convert to fraction form
13,225,497.72/19,808,043.14 = 6,313,838.93/x - Step 3: Cross multiply
13,225,497.72x = 19,808,043.14 × 6,313,838.93 - Step 4: Simplify right side
13,225,497.72x = 125,064,793,895,475.97 - Step 5: Solve for x
x = 125,064,793,895,475.97/13,225,497.72 - Step 6: Final answer
x = 9,456,339.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.