Finding the Fourth Proportional to 84,047,272.35, 125,812,335.86 and 54,838,217.18
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Solution
The fourth proportional to 84,047,272.35, 125,812,335.86 and 54,838,217.18 is: 82,088,615.19
Step by Step Solution
- Step 1: Write the proportion equation
84,047,272.35 : 125,812,335.86 = 54,838,217.18 : x - Step 2: Convert to fraction form
84,047,272.35/125,812,335.86 = 54,838,217.18/x - Step 3: Cross multiply
84,047,272.35x = 125,812,335.86 × 54,838,217.18 - Step 4: Simplify right side
84,047,272.35x = 6,899,324,197,660,262 - Step 5: Solve for x
x = 6,899,324,197,660,262/84,047,272.35 - Step 6: Final answer
x = 82,088,615.19
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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.