Finding the Fourth Proportional to 56,031,513.76, 83,874,888.79 and 36,558,810.19
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Solution
The fourth proportional to 56,031,513.76, 83,874,888.79 and 36,558,810.19 is: 54,725,741.52
Step by Step Solution
- Step 1: Write the proportion equation
56,031,513.76 : 83,874,888.79 = 36,558,810.19 : x - Step 2: Convert to fraction form
56,031,513.76/83,874,888.79 = 36,558,810.19/x - Step 3: Cross multiply
56,031,513.76x = 83,874,888.79 × 36,558,810.19 - Step 4: Simplify right side
56,031,513.76x = 3,066,366,138,980,969 - Step 5: Solve for x
x = 3,066,366,138,980,969/56,031,513.76 - Step 6: Final answer
x = 54,725,741.52
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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.