Finding the Fourth Proportional to 84,661,403.76, 127,004,724.62 and 30,069,402.84
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Solution
The fourth proportional to 84,661,403.76, 127,004,724.62 and 30,069,402.84 is: 45,108,586.17
Step by Step Solution
- Step 1: Write the proportion equation
84,661,403.76 : 127,004,724.62 = 30,069,402.84 : x - Step 2: Convert to fraction form
84,661,403.76/127,004,724.62 = 30,069,402.84/x - Step 3: Cross multiply
84,661,403.76x = 127,004,724.62 × 30,069,402.84 - Step 4: Simplify right side
84,661,403.76x = 3,818,956,227,182,046 - Step 5: Solve for x
x = 3,818,956,227,182,046/84,661,403.76 - Step 6: Final answer
x = 45,108,586.17
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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.