Finding the Fourth Proportional to 36,772,380.08, 50,742,129.20 and 22,641,322.58
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Solution
The fourth proportional to 36,772,380.08, 50,742,129.20 and 22,641,322.58 is: 31,242,712.95
Step by Step Solution
- Step 1: Write the proportion equation
36,772,380.08 : 50,742,129.20 = 22,641,322.58 : x - Step 2: Convert to fraction form
36,772,380.08/50,742,129.20 = 22,641,322.58/x - Step 3: Cross multiply
36,772,380.08x = 50,742,129.20 × 22,641,322.58 - Step 4: Simplify right side
36,772,380.08x = 1,148,868,915,246,320 - Step 5: Solve for x
x = 1,148,868,915,246,320/36,772,380.08 - Step 6: Final answer
x = 31,242,712.95
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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.