Finding the Fourth Proportional to 39,112,235.80, 58,675,352.10 and 16,395,429.40
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Solution
The fourth proportional to 39,112,235.80, 58,675,352.10 and 16,395,429.40 is: 24,596,077.75
Step by Step Solution
- Step 1: Write the proportion equation
39,112,235.80 : 58,675,352.10 = 16,395,429.40 : x - Step 2: Convert to fraction form
39,112,235.80/58,675,352.10 = 16,395,429.40/x - Step 3: Cross multiply
39,112,235.80x = 58,675,352.10 × 16,395,429.40 - Step 4: Simplify right side
39,112,235.80x = 962,007,592,875,691.75 - Step 5: Solve for x
x = 962,007,592,875,691.75/39,112,235.80 - Step 6: Final answer
x = 24,596,077.75
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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.