Finding the Fourth Proportional to 19,506,872.59, 26,920,370.42 and 10,805,044.24
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Solution
The fourth proportional to 19,506,872.59, 26,920,370.42 and 10,805,044.24 is: 14,911,451.95
Step by Step Solution
- Step 1: Write the proportion equation
19,506,872.59 : 26,920,370.42 = 10,805,044.24 : x - Step 2: Convert to fraction form
19,506,872.59/26,920,370.42 = 10,805,044.24/x - Step 3: Cross multiply
19,506,872.59x = 26,920,370.42 × 10,805,044.24 - Step 4: Simplify right side
19,506,872.59x = 290,875,793,365,431.56 - Step 5: Solve for x
x = 290,875,793,365,431.56/19,506,872.59 - Step 6: Final answer
x = 14,911,451.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.