Finding the Fourth Proportional to 84,415,783.10, 116,497,421.54 and 46,738,946.84
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Solution
The fourth proportional to 84,415,783.10, 116,497,421.54 and 46,738,946.84 is: 64,501,762.49
Step by Step Solution
- Step 1: Write the proportion equation
84,415,783.10 : 116,497,421.54 = 46,738,946.84 : x - Step 2: Convert to fraction form
84,415,783.10/116,497,421.54 = 46,738,946.84/x - Step 3: Cross multiply
84,415,783.10x = 116,497,421.54 × 46,738,946.84 - Step 4: Simplify right side
84,415,783.10x = 5,444,966,791,538,949 - Step 5: Solve for x
x = 5,444,966,791,538,949/84,415,783.10 - Step 6: Final answer
x = 64,501,762.49
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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.