Finding the Fourth Proportional to 10,046,968.02, 13,864,394.10 and 5,696,347.05
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Solution
The fourth proportional to 10,046,968.02, 13,864,394.10 and 5,696,347.05 is: 7,860,719.80
Step by Step Solution
- Step 1: Write the proportion equation
10,046,968.02 : 13,864,394.10 = 5,696,347.05 : x - Step 2: Convert to fraction form
10,046,968.02/13,864,394.10 = 5,696,347.05/x - Step 3: Cross multiply
10,046,968.02x = 13,864,394.10 × 5,696,347.05 - Step 4: Simplify right side
10,046,968.02x = 78,976,400,431,572.41 - Step 5: Solve for x
x = 78,976,400,431,572.41/10,046,968.02 - Step 6: Final answer
x = 7,860,719.80
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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.