Finding the Fourth Proportional to 42,512,957.22, 63,779,554.66 and 13,759,092.84
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Solution
The fourth proportional to 42,512,957.22, 63,779,554.66 and 13,759,092.84 is: 20,641,914.17
Step by Step Solution
- Step 1: Write the proportion equation
42,512,957.22 : 63,779,554.66 = 13,759,092.84 : x - Step 2: Convert to fraction form
42,512,957.22/63,779,554.66 = 13,759,092.84/x - Step 3: Cross multiply
42,512,957.22x = 63,779,554.66 × 13,759,092.84 - Step 4: Simplify right side
42,512,957.22x = 877,548,813,860,794.62 - Step 5: Solve for x
x = 877,548,813,860,794.62/42,512,957.22 - Step 6: Final answer
x = 20,641,914.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.