Finding the Fourth Proportional to 76,009,870.44, 114,013,739.97 and 29,952,139.68
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Solution
The fourth proportional to 76,009,870.44, 114,013,739.97 and 29,952,139.68 is: 44,927,789.58
Step by Step Solution
- Step 1: Write the proportion equation
76,009,870.44 : 114,013,739.97 = 29,952,139.68 : x - Step 2: Convert to fraction form
76,009,870.44/114,013,739.97 = 29,952,139.68/x - Step 3: Cross multiply
76,009,870.44x = 114,013,739.97 × 29,952,139.68 - Step 4: Simplify right side
76,009,870.44x = 3,414,955,465,020,639 - Step 5: Solve for x
x = 3,414,955,465,020,639/76,009,870.44 - Step 6: Final answer
x = 44,927,789.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.