Finding the Fourth Proportional to 45,827,724.74, 63,408,796.32 and 39,959,587.08
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Solution
The fourth proportional to 45,827,724.74, 63,408,796.32 and 39,959,587.08 is: 55,289,441.77
Step by Step Solution
- Step 1: Write the proportion equation
45,827,724.74 : 63,408,796.32 = 39,959,587.08 : x - Step 2: Convert to fraction form
45,827,724.74/63,408,796.32 = 39,959,587.08/x - Step 3: Cross multiply
45,827,724.74x = 63,408,796.32 × 39,959,587.08 - Step 4: Simplify right side
45,827,724.74x = 2,533,789,318,187,023.50 - Step 5: Solve for x
x = 2,533,789,318,187,023.50/45,827,724.74 - Step 6: Final answer
x = 55,289,441.77
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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.