Finding the Fourth Proportional to 71,195,691.34, 106,804,197.42 and 25,768,114.66
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Solution
The fourth proportional to 71,195,691.34, 106,804,197.42 and 25,768,114.66 is: 38,656,030.35
Step by Step Solution
- Step 1: Write the proportion equation
71,195,691.34 : 106,804,197.42 = 25,768,114.66 : x - Step 2: Convert to fraction form
71,195,691.34/106,804,197.42 = 25,768,114.66/x - Step 3: Cross multiply
71,195,691.34x = 106,804,197.42 × 25,768,114.66 - Step 4: Simplify right side
71,195,691.34x = 2,752,142,805,287,836 - Step 5: Solve for x
x = 2,752,142,805,287,836/71,195,691.34 - Step 6: Final answer
x = 38,656,030.35
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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.