Finding the Fourth Proportional to 39,771,289.70, 59,656,968.04 and 19,016,844.68
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Solution
The fourth proportional to 39,771,289.70, 59,656,968.04 and 19,016,844.68 is: 28,525,283.03
Step by Step Solution
- Step 1: Write the proportion equation
39,771,289.70 : 59,656,968.04 = 19,016,844.68 : x - Step 2: Convert to fraction form
39,771,289.70/59,656,968.04 = 19,016,844.68/x - Step 3: Cross multiply
39,771,289.70x = 59,656,968.04 × 19,016,844.68 - Step 4: Simplify right side
39,771,289.70x = 1,134,487,295,296,404 - Step 5: Solve for x
x = 1,134,487,295,296,404/39,771,289.70 - Step 6: Final answer
x = 28,525,283.03
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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.