Finding the Fourth Proportional to 19,824,727.92, 29,736,437.53 and 8,152,695.42
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Solution
The fourth proportional to 19,824,727.92, 29,736,437.53 and 8,152,695.42 is: 12,228,774.03
Step by Step Solution
- Step 1: Write the proportion equation
19,824,727.92 : 29,736,437.53 = 8,152,695.42 : x - Step 2: Convert to fraction form
19,824,727.92/29,736,437.53 = 8,152,695.42/x - Step 3: Cross multiply
19,824,727.92x = 29,736,437.53 × 8,152,695.42 - Step 4: Simplify right side
19,824,727.92x = 242,432,117,868,501.44 - Step 5: Solve for x
x = 242,432,117,868,501.44/19,824,727.92 - Step 6: Final answer
x = 12,228,774.03
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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.