Finding the Fourth Proportional to 36,772,407.42, 50,742,166.86 and 22,641,349.92
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Solution
The fourth proportional to 36,772,407.42, 50,742,166.86 and 22,641,349.92 is: 31,242,750.64
Step by Step Solution
- Step 1: Write the proportion equation
36,772,407.42 : 50,742,166.86 = 22,641,349.92 : x - Step 2: Convert to fraction form
36,772,407.42/50,742,166.86 = 22,641,349.92/x - Step 3: Cross multiply
36,772,407.42x = 50,742,166.86 × 22,641,349.92 - Step 4: Simplify right side
36,772,407.42x = 1,148,871,155,576,287.75 - Step 5: Solve for x
x = 1,148,871,155,576,287.75/36,772,407.42 - Step 6: Final answer
x = 31,242,750.64
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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.