Finding the Fourth Proportional to 37,258,089.95, 51,416,166.61 and 20,737,859.99
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Solution
The fourth proportional to 37,258,089.95, 51,416,166.61 and 20,737,859.99 is: 28,618,248.16
Step by Step Solution
- Step 1: Write the proportion equation
37,258,089.95 : 51,416,166.61 = 20,737,859.99 : x - Step 2: Convert to fraction form
37,258,089.95/51,416,166.61 = 20,737,859.99/x - Step 3: Cross multiply
37,258,089.95x = 51,416,166.61 × 20,737,859.99 - Step 4: Simplify right side
37,258,089.95x = 1,066,261,264,071,767.50 - Step 5: Solve for x
x = 1,066,261,264,071,767.50/37,258,089.95 - Step 6: Final answer
x = 28,618,248.16
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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.