Finding the Fourth Proportional to 18,594,608.59, 27,875,937.86 and 6,462,495.82
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Solution
The fourth proportional to 18,594,608.59, 27,875,937.86 and 6,462,495.82 is: 9,688,191.66
Step by Step Solution
- Step 1: Write the proportion equation
18,594,608.59 : 27,875,937.86 = 6,462,495.82 : x - Step 2: Convert to fraction form
18,594,608.59/27,875,937.86 = 6,462,495.82/x - Step 3: Cross multiply
18,594,608.59x = 27,875,937.86 × 6,462,495.82 - Step 4: Simplify right side
18,594,608.59x = 180,148,131,727,137.59 - Step 5: Solve for x
x = 180,148,131,727,137.59/18,594,608.59 - Step 6: Final answer
x = 9,688,191.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.