Finding the Fourth Proportional to 6,444,911.98, 8,894,212.68 and 3,692,131.48
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Solution
The fourth proportional to 6,444,911.98, 8,894,212.68 and 3,692,131.48 is: 5,095,275.58
Step by Step Solution
- Step 1: Write the proportion equation
6,444,911.98 : 8,894,212.68 = 3,692,131.48 : x - Step 2: Convert to fraction form
6,444,911.98/8,894,212.68 = 3,692,131.48/x - Step 3: Cross multiply
6,444,911.98x = 8,894,212.68 × 3,692,131.48 - Step 4: Simplify right side
6,444,911.98x = 32,838,602,625,643.16 - Step 5: Solve for x
x = 32,838,602,625,643.16/6,444,911.98 - Step 6: Final answer
x = 5,095,275.58
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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.