Finding the Fourth Proportional to 12,726,730.07, 17,563,257.08 and 6,925,885.91
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Solution
The fourth proportional to 12,726,730.07, 17,563,257.08 and 6,925,885.91 is: 9,557,923.68
Step by Step Solution
- Step 1: Write the proportion equation
12,726,730.07 : 17,563,257.08 = 6,925,885.91 : x - Step 2: Convert to fraction form
12,726,730.07/17,563,257.08 = 6,925,885.91/x - Step 3: Cross multiply
12,726,730.07x = 17,563,257.08 × 6,925,885.91 - Step 4: Simplify right side
12,726,730.07x = 121,641,114,744,079.73 - Step 5: Solve for x
x = 121,641,114,744,079.73/12,726,730.07 - Step 6: Final answer
x = 9,557,923.68
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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.