Finding the Fourth Proportional to 36,233,558.98, 54,384,390.36 and 18,974,148.02
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Solution
The fourth proportional to 36,233,558.98, 54,384,390.36 and 18,974,148.02 is: 28,479,053.72
Step by Step Solution
- Step 1: Write the proportion equation
36,233,558.98 : 54,384,390.36 = 18,974,148.02 : x - Step 2: Convert to fraction form
36,233,558.98/54,384,390.36 = 18,974,148.02/x - Step 3: Cross multiply
36,233,558.98x = 54,384,390.36 × 18,974,148.02 - Step 4: Simplify right side
36,233,558.98x = 1,031,897,472,668,101 - Step 5: Solve for x
x = 1,031,897,472,668,101/36,233,558.98 - Step 6: Final answer
x = 28,479,053.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.