Finding the Fourth Proportional to 73,817,489.91, 110,726,273.74 and 19,229,931.03
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Solution
The fourth proportional to 73,817,489.91, 110,726,273.74 and 19,229,931.03 is: 28,844,906.67
Step by Step Solution
- Step 1: Write the proportion equation
73,817,489.91 : 110,726,273.74 = 19,229,931.03 : x - Step 2: Convert to fraction form
73,817,489.91/110,726,273.74 = 19,229,931.03/x - Step 3: Cross multiply
73,817,489.91x = 110,726,273.74 × 19,229,931.03 - Step 4: Simplify right side
73,817,489.91x = 2,129,258,606,627,393.75 - Step 5: Solve for x
x = 2,129,258,606,627,393.75/73,817,489.91 - Step 6: Final answer
x = 28,844,906.67
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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.