Finding the Fourth Proportional to 68,835,052.95, 94,997,926.35 and 39,469,117.74
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Solution
The fourth proportional to 68,835,052.95, 94,997,926.35 and 39,469,117.74 is: 54,470,566.66
Step by Step Solution
- Step 1: Write the proportion equation
68,835,052.95 : 94,997,926.35 = 39,469,117.74 : x - Step 2: Convert to fraction form
68,835,052.95/94,997,926.35 = 39,469,117.74/x - Step 3: Cross multiply
68,835,052.95x = 94,997,926.35 × 39,469,117.74 - Step 4: Simplify right side
68,835,052.95x = 3,749,484,340,163,998.50 - Step 5: Solve for x
x = 3,749,484,340,163,998.50/68,835,052.95 - Step 6: Final answer
x = 54,470,566.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.