Finding the Fourth Proportional to 11,645,297.56, 16,070,574.39 and 6,753,420.07
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Solution
The fourth proportional to 11,645,297.56, 16,070,574.39 and 6,753,420.07 is: 9,319,756.67
Step by Step Solution
- Step 1: Write the proportion equation
11,645,297.56 : 16,070,574.39 = 6,753,420.07 : x - Step 2: Convert to fraction form
11,645,297.56/16,070,574.39 = 6,753,420.07/x - Step 3: Cross multiply
11,645,297.56x = 16,070,574.39 × 6,753,420.07 - Step 4: Simplify right side
11,645,297.56x = 108,531,339,621,854.02 - Step 5: Solve for x
x = 108,531,339,621,854.02/11,645,297.56 - Step 6: Final answer
x = 9,319,756.67
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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.