Finding the Fourth Proportional to 25,727,726.16, 38,583,395.82 and 8,451,916.97
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Solution
The fourth proportional to 25,727,726.16, 38,583,395.82 and 8,451,916.97 is: 12,675,183.79
Step by Step Solution
- Step 1: Write the proportion equation
25,727,726.16 : 38,583,395.82 = 8,451,916.97 : x - Step 2: Convert to fraction form
25,727,726.16/38,583,395.82 = 8,451,916.97/x - Step 3: Cross multiply
25,727,726.16x = 38,583,395.82 × 8,451,916.97 - Step 4: Simplify right side
25,727,726.16x = 326,103,657,698,368.06 - Step 5: Solve for x
x = 326,103,657,698,368.06/25,727,726.16 - Step 6: Final answer
x = 12,675,183.79
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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.