Finding the Fourth Proportional to 49,870,263.08, 68,820,292.74 and 27,844,099.88
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Solution
The fourth proportional to 49,870,263.08, 68,820,292.74 and 27,844,099.88 is: 38,424,483.58
Step by Step Solution
- Step 1: Write the proportion equation
49,870,263.08 : 68,820,292.74 = 27,844,099.88 : x - Step 2: Convert to fraction form
49,870,263.08/68,820,292.74 = 27,844,099.88/x - Step 3: Cross multiply
49,870,263.08x = 68,820,292.74 × 27,844,099.88 - Step 4: Simplify right side
49,870,263.08x = 1,916,239,104,823,398.75 - Step 5: Solve for x
x = 1,916,239,104,823,398.75/49,870,263.08 - Step 6: Final answer
x = 38,424,483.58
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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.