Finding the Fourth Proportional to 17,772,007.68, 24,525,403.98 and 9,931,519.95
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Solution
The fourth proportional to 17,772,007.68, 24,525,403.98 and 9,931,519.95 is: 13,705,516.19
Step by Step Solution
- Step 1: Write the proportion equation
17,772,007.68 : 24,525,403.98 = 9,931,519.95 : x - Step 2: Convert to fraction form
17,772,007.68/24,525,403.98 = 9,931,519.95/x - Step 3: Cross multiply
17,772,007.68x = 24,525,403.98 × 9,931,519.95 - Step 4: Simplify right side
17,772,007.68x = 243,574,538,909,179.38 - Step 5: Solve for x
x = 243,574,538,909,179.38/17,772,007.68 - Step 6: Final answer
x = 13,705,516.19
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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.