Finding the Fourth Proportional to 38,282,235.58, 57,423,058.12 and 9,528,178.02
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Solution
The fourth proportional to 38,282,235.58, 57,423,058.12 and 9,528,178.02 is: 14,292,193.54
Step by Step Solution
- Step 1: Write the proportion equation
38,282,235.58 : 57,423,058.12 = 9,528,178.02 : x - Step 2: Convert to fraction form
38,282,235.58/57,423,058.12 = 9,528,178.02/x - Step 3: Cross multiply
38,282,235.58x = 57,423,058.12 × 9,528,178.02 - Step 4: Simplify right side
38,282,235.58x = 547,137,120,220,166.50 - Step 5: Solve for x
x = 547,137,120,220,166.50/38,282,235.58 - Step 6: Final answer
x = 14,292,193.54
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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.