Finding the Fourth Proportional to 103,672,176.99, 155,531,460.45 and 38,976,542.66
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Solution
The fourth proportional to 103,672,176.99, 155,531,460.45 and 38,976,542.66 is: 58,473,534.35
Step by Step Solution
- Step 1: Write the proportion equation
103,672,176.99 : 155,531,460.45 = 38,976,542.66 : x - Step 2: Convert to fraction form
103,672,176.99/155,531,460.45 = 38,976,542.66/x - Step 3: Cross multiply
103,672,176.99x = 155,531,460.45 × 38,976,542.66 - Step 4: Simplify right side
103,672,176.99x = 6,062,078,602,423,870 - Step 5: Solve for x
x = 6,062,078,602,423,870/103,672,176.99 - Step 6: Final answer
x = 58,473,534.35
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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.