Finding the Fourth Proportional to 21,174,102.60, 31,760,497.80 and 6,028,034.10
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Solution
The fourth proportional to 21,174,102.60, 31,760,497.80 and 6,028,034.10 is: 9,041,864.37
Step by Step Solution
- Step 1: Write the proportion equation
21,174,102.60 : 31,760,497.80 = 6,028,034.10 : x - Step 2: Convert to fraction form
21,174,102.60/31,760,497.80 = 6,028,034.10/x - Step 3: Cross multiply
21,174,102.60x = 31,760,497.80 × 6,028,034.10 - Step 4: Simplify right side
21,174,102.60x = 191,453,363,771,374.97 - Step 5: Solve for x
x = 191,453,363,771,374.97/21,174,102.60 - Step 6: Final answer
x = 9,041,864.37
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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.