Finding the Fourth Proportional to 56,686,028.08, 78,199,776.66 and 33,465,599.32
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Solution
The fourth proportional to 56,686,028.08, 78,199,776.66 and 33,465,599.32 is: 46,166,621.32
Step by Step Solution
- Step 1: Write the proportion equation
56,686,028.08 : 78,199,776.66 = 33,465,599.32 : x - Step 2: Convert to fraction form
56,686,028.08/78,199,776.66 = 33,465,599.32/x - Step 3: Cross multiply
56,686,028.08x = 78,199,776.66 × 33,465,599.32 - Step 4: Simplify right side
56,686,028.08x = 2,617,002,392,617,048 - Step 5: Solve for x
x = 2,617,002,392,617,048/56,686,028.08 - Step 6: Final answer
x = 46,166,621.32
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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.