Finding the Fourth Proportional to 46,315,261.12, 63,873,243.36 and 28,913,210.56
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Solution
The fourth proportional to 46,315,261.12, 63,873,243.36 and 28,913,210.56 is: 39,874,125.50
Step by Step Solution
- Step 1: Write the proportion equation
46,315,261.12 : 63,873,243.36 = 28,913,210.56 : x - Step 2: Convert to fraction form
46,315,261.12/63,873,243.36 = 28,913,210.56/x - Step 3: Cross multiply
46,315,261.12x = 63,873,243.36 × 28,913,210.56 - Step 4: Simplify right side
46,315,261.12x = 1,846,780,534,417,801.75 - Step 5: Solve for x
x = 1,846,780,534,417,801.75/46,315,261.12 - Step 6: Final answer
x = 39,874,125.50
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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.