Finding the Fourth Proportional to 52,204,854.16, 72,040,695.96 and 29,001,440.08
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Solution
The fourth proportional to 52,204,854.16, 72,040,695.96 and 29,001,440.08 is: 40,020,874.70
Step by Step Solution
- Step 1: Write the proportion equation
52,204,854.16 : 72,040,695.96 = 29,001,440.08 : x - Step 2: Convert to fraction form
52,204,854.16/72,040,695.96 = 29,001,440.08/x - Step 3: Cross multiply
52,204,854.16x = 72,040,695.96 × 29,001,440.08 - Step 4: Simplify right side
52,204,854.16x = 2,089,283,927,205,437.75 - Step 5: Solve for x
x = 2,089,283,927,205,437.75/52,204,854.16 - Step 6: Final answer
x = 40,020,874.70
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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.