Finding the Fourth Proportional to 40,539,737.74, 55,945,565.04 and 22,203,842.26
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Solution
The fourth proportional to 40,539,737.74, 55,945,565.04 and 22,203,842.26 is: 30,641,700.48
Step by Step Solution
- Step 1: Write the proportion equation
40,539,737.74 : 55,945,565.04 = 22,203,842.26 : x - Step 2: Convert to fraction form
40,539,737.74/55,945,565.04 = 22,203,842.26/x - Step 3: Cross multiply
40,539,737.74x = 55,945,565.04 × 22,203,842.26 - Step 4: Simplify right side
40,539,737.74x = 1,242,206,501,294,730.75 - Step 5: Solve for x
x = 1,242,206,501,294,730.75/40,539,737.74 - Step 6: Final answer
x = 30,641,700.48
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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.