Finding the Fourth Proportional to 17,646,389.49, 24,351,490.43 and 9,805,877.55
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Solution
The fourth proportional to 17,646,389.49, 24,351,490.43 and 9,805,877.55 is: 13,531,818.13
Step by Step Solution
- Step 1: Write the proportion equation
17,646,389.49 : 24,351,490.43 = 9,805,877.55 : x - Step 2: Convert to fraction form
17,646,389.49/24,351,490.43 = 9,805,877.55/x - Step 3: Cross multiply
17,646,389.49x = 24,351,490.43 × 9,805,877.55 - Step 4: Simplify right side
17,646,389.49x = 238,787,733,267,547.47 - Step 5: Solve for x
x = 238,787,733,267,547.47/17,646,389.49 - Step 6: Final answer
x = 13,531,818.13
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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.